E. Delaporte

Details der Publikationsliste

Zeitraum

1988 - 2006

Anzahl

118

Co-Autoren

HIV type 1 pol gene diversity and antiretroviral drug resistance mutations in the Democratic Republic of Congo (DRC) (2006)

Mulanga, C, Bazepeo, S Edidi, Mwamba, J Kasali, Tshimpaka, J, Kashi, M, ...

To study recombination and the natural polymorphism in pol of HIV-1 strains in the Democratic Republic of Congo (DRC) we sequenced the protease and RT genes for 70 HIV-1 strains previously...

Identification and molecular characterization of subsubtype A4 in central Africa (2006)

Mulanga, C, Bazepeo, S Edidi, Lepira, F, Delaporte, E, Peeters, M

Phylogenetic analysis on partial env sequences of HIV-1-positive samples obtained from sentinel population groups in HIV serosurveillance studies in 1997 and 2002 in the Democratic Republic of Congo...

Molecular characterization of a novel simian immunodeficiency virus lineage (SIVtal) from northern talapoins (Miopithecus ogouensis) (2006)

Courgnaud, V, Switzer, WM, Murphy, HW, Loul, S, Aghokeng, A, ...

Simian immunodeficiency viruses (SIVs) are found in an extensive number of African primates, and humans continue to be exposed to these viruses by hunting and handling of primate bushmeat and...

Antiretroviral drug resistance and routine therapy, Cameroon (2006)

Kouanfack, C, Vergne, L, Tardy, M, Zekeng, L, Noumsi, N, ...

Among 128 patients routinely receiving highly active antiretroviral therapy in an HIV/AIDS outpatient clinic in Cameroon, 16.4% had drug resistance after a median of 10 months. Of these, 12.5% had...

Phylogenetic analysis of Brazilian HIV type 1 subtype D strains: Tracing the origin of this subtype in Brazil (2006)

Eyer-Silva, WA, Guimaraes, ML, Chequer-Fernandez, SL, Grinsztejn, B, Delaporte, E, ...

HIV-1 Subtype D occurs mainly in East and Central African countries, especially Uganda, where the prevalence of HIV-1 infection is among the highest in the world. We present the phylogenetic analysis...

Natural polymorphism in protease and reverse transcriptase genes and in vitro antiretroviral drug susceptibilities of non-B HIV-1 strains from treatment-naive patients (2006)

Stuyver, L, Van Houtte, M, Butel, C, Delaporte, E, Peeters, M

Background: Most studies on antiretroviral (ARV) resistance of human immunodeficiency virus (HIV) have been done on subtype B which only represent a limited proportion of infections worldwide.

Widely varying SIV prevalence rates in naturally infected primate species from Cameroon (2006)

Liu, WM, Bibollet-Ruche, F, Loul, S, Mpoudi-Ngole, E, Laurent, C, ...

Although it is now well established that a substantial proportion of wild-living primates in sub-Saharan Africa harbor SIV, no study to date has examined to what extent the various species are...

Distribution of HIV-1 variants in the Democratic Republic of Congo suggests increase of subtype C in Kinshasa between 1997 and 2002 (2005)

Mulanga, C, Bazepeo, SE, Mwamba, JK, Tshimpaka, JW, Kashi, M, ...

The Democratic Republic of Congo (DRC) is characterized by low and stable HIV prevalences and high HIV-1 genetic diversity and is most probably the epicenter of HIV-1 group M. Our major goal was to...

Enfuvirtide binding domain is highly conserved in non-B HIV type 1 strains from Cameroon, West Central Africa (2005)

Ewane, L, Awazi, B, Nanfack, A, Delaporte, E, Zekeng, L, ...

Recently T-20 or enfuvirtide, the first drug of a new class of antiretrovirals targeting the entry stage of the virus life cycle, has been clinically approved. Enfuvirtide is a peptide derived from...

Antigenic conservation and immunogenicity of the HIV coreceptor binding site (2005)

Bibollet-Ruche, F, Wei, XP, Wang, SY, Levy, DN, Wang, WQ, ...

Immunogenic, broadly reactive epitopes of the HIV-1 envelope glycoprotein could serve as important targets of the adaptive humoral immune response in natural infection and, potentially, as components...

Presence of CRF09_cpx and complex CRF02_AG/CRF09_cpx recombinant HIV type 1 strains in Cote d'Ivoire, West Africa (2005)

Adje-Toure, C, Vidal, N, Minga, A, Huet, C, Borger, MY, ...

Based on partial env and pol (protease and RT) subtyping, we recently documented that the majority (> 80%) of the HIV-1 strains that circulate in Cote d'Ivoire were CRF02_AG and about 11% were...

HIV-1 superinfections in a cohort of commercial sex workers in Burkina Faso as assessed by an autologous heteroduplex mobility procedure (2004)

Courgnaud, V, Sanou, O, Valea, D, Nagot, N, Meda, N, ...

Objective: To describe and evaluate a simple procedure to identify HIV-1 co- or super-infections based on a heteroduplex mobility assay (HMA).

Evaluation of four simple/rapid assays and two fourth-generation ELISAs for the identification of HIV infection on a serum panel representing the HIV-1 group M genetic diversity in Cameroon (2004)

Ewane, LO, Awazi, B, Nanfack, A, Delaporte, E, Peeters, M, ...

The performance of 4 rapid and simple assays: Camstix-HIV 1+2 (Camdiagnostix, Yaounde, Cameroon); Determine HIV 1+2+0 (Abbott Laboratories, Tokyo, Japan); Genie II HIV-1/HIV-2 (Bio-Rad, Marnes la...

Effectiveness and safety of a generic fixed-dose combination of nevirapine, stavudine, and lamivudine in HIV-1-infected adults in Cameroon: open-label multicentre trial (2004)

Kouanfack, C, Koulla-Shiro, S, Nkoue, N, Bourgeois, A, Calmy, A, ...

Background Generic fixed-dose combinations have been prequalified by WHO to treat HIV-infected patients in resource-limited countries. Despite their widespread use they are, however, not yet...

New simian immunodeficiency virus infecting De Brazza's monkeys (Cercopithecus neglectus): Evidence for a Cercopithecus monkey virus clade (2004)

Bailes, E, Gao, F, Pourrut, X, Barlow, KL, Clewley, JP, ...

Nearly complete sequences of simian immunodeficiency viruses (SIVs) infecting 18 different nonhuman primate species in sub-Saharan Africa have now been reported; yet, our understanding of the...

Simian T-cell leukemia virus (STLV) infection in wild primate populations in Cameroon: Evidence for dual STLV type 1 and type 3 infection in agile mangabeys (Cercocebus agilis) (2004)

Liegeois, F, Pourrut, X, Abela, B, Loul, S, ...

Three types of human T-cell leukemia virus (HTLV)-simian T-cell leukemia virus (STLV) (collectively called primate T-cell leukemia viruses [PTLVs]) have been characterized, with evidence for zoonotic...

Commercial logging and HIV epidemic, rural equatorial Africa (2004)

Bourgeois, A, Mpoudi, M, Butel, C, Peeters, M, Mpoudi-Ngole, E, ...

We found a high seroprevalence of HIV among young women in a commercial logging area in Cameroon. The vulnerability of these young women could be related to commercial logging and the social and...

Complete genome analysis of one of the earliest SIVcpzPtt strains from Gabon (SIVcpzGAB2) (2004)

Gao, F, Bailes, E, Saragosti, S, Delaporte, E, Peeters, M, ...

Chimpanzees in west central Africa ( Pan troglodytes troglodytes) are known to harbor simian immunodeficiency viruses (SIVcpzPtt) that represent the closest relatives of human immunodeficiency virus...

Comparison of drug resistance mutations and their interpretation in patients infected with non-B HIV-1 variants and matched patients infected with HIV-1 subtype B (2004)

Vergne, L, Peeters, M, Reynes, J, Delaporte, E, Segondy, M

Objective: To compare the prevalence of mutations associated with resistance to antiretroviral drugs and their interpretation in patients infected with non-B HIV-1 variants versus HIV-1 subtype...

Partial molecular characterization of two simian immunodeficiency viruses (SIV) from African colobids: SIVwrc from western red colobus (Piliocolobus badius) and SIVolc from olive colobus (Procolobus verus) (2003)

Formenty, P, Akoua-Koffi, C, Noe, R, Boesch, C, Delaporte, E, ...

In order to study primate lentivirus evolution in the Colobinae subfamily, in which only one simian immunodeficiency virus (SIV) has been described to date, we screened additional species from the...

Low rate of genotypic HIV-1 drug-resistant strains in the Senegalese government initiative of access to antiretroviral therapy (2003)

Kane, CT, Laurent, C, Diakhate, N, Gueye, NFN, Gueye, PM, ...

Objective: To monitor the prevalence of antiretroviral (ARV)-resistant HIV-1 viruses, and the genotypic mutations in patients enrolled in the Senegalese initiative for access to antiretroviral...

High genetic diversity of HIV-1 strains in Chad, West Central Africa (2003)

Koyalta, D, Richard, V, Lechiche, C, Ndinaromtan, T, Djimasngar, A, ...

The genetic diversity of HIV-1 strains in Chad was documented with a total of 107 samples from patients attending the general hospital in N'Djamena, the capital city of Chad. The genetic subtypes...

Biological and genetic characteristics of HIV infections in Cameroon reveals dual group M and O infections and a correlation between SI-inducing phenotype of the predominant CRF02_AG variant and disease stage (2003)

Bourgeois, A, Mpoudi-Ngole, E, Mougnutou, R, Mbuagbaw, J, Liegeois, F, ...

In Yaounde, Cameroon, HIV-1 group-specific V3 serology on 1469 HIV-positive samples collected between 1996 and 2001 revealed that group O infections remained constant around 1% for 6 years. Only one...

Emergence of complex and diverse CRF02-AG/CRF06-cpx recombinant HIV type 1 strains in Niger, West Africa (2003)

Vidal, N, Montavon, C, Ben, A, Djibo, A, Rabiou, S, ...

On the basis of partial env and gag subtyping, we documented that the majority of HIV-1 strains circulating in Niger were CRF02-AG (54.3%) or CRF06-cpx (18.1%) and that 9% of the samples were...

Identification of a new simian immunodeficiency virus lineage with a vpu gene present among different Cercopithecus monkeys (C-mona, C-cephus, and C-nictitans) from Cameroon (2003)

Abela, B, Pourrut, X, Mpoudi-Ngole, E, Loul, S, Delaporte, E, ...

During a large serosurvey of wild-caught primates from Cameroon, we found 2 mona monkeys (Cercopithecus mona) out of 8 and 47 mustached monkeys (Cercopithecus cephus) out of 302 with human...

CRF06-cpx is the predominant HIV-1 variant in AIDS patients from Ouagadougou, the capital city of Burkina Faso (2003)

Montavon, C, Sanou, T, Vidal, N, Sangare, L, Sanou, I, ...

No data on HIV-1 genetic subtypes in Burkina Faso have yet been reported. Among 70 samples obtained in 2001, the predominant env subtype was CRF06-cpx, followed by CRT02-AG, subtypes A and G....

Development and evaluation of a DNA enzyme immunoassay method for env genotyping of subtypes A through G of human immunodeficiency virus type 1 group M, with discrimination of the circulating recombinant forms CRF01_AE and CRF02_AG (2002)

Plantier, JC, Vergne, L, Damond, F, MBoup, S, MPoudi-NGole, E, Buzelay, L, ...

The tools currently available for genetic subtyping of human immunodeficiency virus type I are laborious or can be used only for the analysis of a limited number of samples and/or subtypes. We...

Predominance of CRF02-AG and CRF06-cpx in Niger, west Africa (2002)

Mamadou, S, Montavon, C, Ben, A, Djibo, A, Rabiou, S, Mboup, S, ...

A total of 110 HIV-1-positive samples obtained in 1997 (n = 44) and 2000 (n = 66) were genetically characterized in the V3-V5 envelope region and the p24 gag region. The majority of the strains were...

CRF06-cpx: A new circulating recombinant form of HIV-1 in West Africa involving subtypes A, G, K, and J (2002)

Montavon, C, Toure-Kane, C, Nkengasong, JN, Vergne, L, Hertogs, K, Mboup, S, ...

Phylogenetic analysis of numerous strains of HIV-1 isolated from diverse geographic origins has revealed three distinct groups of HIV-1: groups M, N, and O, Within group M, sub-subtypes and...

Resistance to antiretroviral treatment in Gabon: Need for implementation of guidelines on antiretroviral therapy use and HIV-1 drug resistance monitoring in developing countries (2002)

Vergne, L, Malonga-Mouellet, G, Mistoul, I, Mavoungou, R, Mansaray, H, Peeters, M, ...

The protease and reverse transcriptase (RT) genes were studied in antiretroviral (ARV)-experienced and drug-naive HIV-1-infected individuals in Libreville, Gabon. We have shown, although on a limited...

Risk to human health from a plethora of Simian immunodeficiency viruses in primate bushmeat (2002)

Peeters, M, Courgnaud, V, Abela, B, Auzel, P, Pourrut, X, Bibollet-Ruche, F, ...

To assess human exposure to Simian immunodeficiency virus (SIV) in west central Africa, we looked for SIV infection in 788 monkeys that were hunted in the rainforests of Cameroon for bushmeat or kept...

Identification of a new circulating recombinant form of HIV type 1, CRF11-cpx, involving subtypes A, G, J, and CRF01-AE, in Central Africa (2002)

Montavon, C, Vergne, L, Bourgeois, A, Mpoudi-Ngole, E, Malonga-Mouellet, G, Butel, C, ...

In this study, we characterized three full-length genome sequences with a similar mosaic structure from epidemiologically unlinked individuals from Cameroon (97CM-MP818) and the Central African...

Full-length genome sequencing of HIV type 1 group O viruses isolated from a heterosexual transmission cluster in Senegal (2001)

Kane, C T, Montavon, C, Toure, M A, Faye, M A, Ndiaye, A G, Diallo, A G, ...

In a polygamous marriage in Senegal, the husband and his two spouses were infected with HIV-1 group O. This study provides new full-length genome sequences for the two spouses (99SE-MP1299 and...

Using human immunodeficiency virus type 1 sequences to infer historical features of the acquired immune deficiency syndrome epidemic and human immunodeficiency virus evolution (2001)

Yusim, K, Peeters, M, Pybus, O G, Bhattacharya, T, Delaporte, E, Mulanga, C, ...

In earlier work, human immunodeficiency virus type 1 (HIV-1) sequences were analysed to estimate the timing of the ancestral sequence of the main group of HIV-1, the virus that is responsible for the...

Dating the common ancestor of SIVcpz and HIV-1 group M and the origin of HIV-1 subtypes using a new method to uncover clock-like molecular evolution (2001)

Salemi, Marco; U0008167, Strimmer, K, Hall, W W, Duffy, Maria; U0035072, Delaporte, E, Mboup, S, ...

Attempts to estimate the time of origin of human immunodeficiency virus (HIV)-1 by using phylogenetic analysis are seriously flawed because of the unequal evolutionary rates among different viral...

Characterization of a novel simian immunodeficiency virus from guereza colobus monkeys (Colobus guereza) in Cameroon: a new lineage in the nonhuman primate lentivirus family (2001)

Courgnaud, V, Pourrut, X, Bibollet-Ruche, F, Mpoudi-Ngole, E, Bourgeois, A, Delaporte, E, ...

Exploration of the diversity among primate lentiviruses is necessary to elucidate the origins and evolution of immunodeficiency viruses. During a serological survey in Cameroon, we screened 25...

Patterns of resistance mutations to antiretroviral drugs in extensively treated HIV-1-infected patients with failure of highly active antiretroviral therapy (2001)

Vergne, L, Montes, B, Peeters, M, Reynes, J, Delaporte, E, ...

Resistance-mutation patterns in the reverse transcriptase (RT) and protease genes of HIV-1 were analyzed in 22 patients who had been extensively pretreated and who failed to respond to highly active...

Seroepidemiological survey of hepatitis C virus among commercial sex workers and pregnant women in Kinshasa, Democratic Republic of Congo (2001)

Laurent, C, Henzel, D, Mulanga-Kabeya, C, Maertens, G, Larouzé, B, Delaporte, E

Background Studies conducted mainly in industrialized countries have shown that the transmission of hepatitis C virus (HCV) is mainly parenteral, and have emphasized the role of nosocomial...

Identification of a complex env subtype E HIV type 1 virus from the democratic republic of congo, recombinant with A, G, H, J, K, and unknown subtypes (2000)

Vidal, N, Mulanga-Kabeya, C, Nzilambi, N, Delaporte, E, Peeters, M

Up to now, all known env subtype E viruses (CRF01-AE) have had the same mosaic structure with subtype A, and no other env subtype E HIV-1 viruses with non-A subtypes in their genomes have been...

Genetic diversity of protease and reverse transcriptase sequences in non-subtype-B human immunodeficiency virus type 1 strains: evidence of many minor drug resistance mutations in treatment-naive patients (2000)

Vergne, L, Peeters, M, Mpoudi-Ngole, E, Bourgeois, A, Liegeois, F, Toure-Kane, C, ...

Most human immunodeficiency virus (HIV) drug susceptibility studies have involved subtype B strains. Little information on the impact of viral diversity on natural susceptibility to antiretroviral...

Most env and gag subtype A HIV-1 viruses circulating in West and West Central Africa are similar to the prototype AG recombinant virus IBNG (2000)

Toure-Kane, C, Liegeois, F, Mpoudi, E, Bourgeois, A, Vergne, L, ...

The genetic subtype was identified in gag and env of 219 HIV-1-positive samples collected in different African countries, 44 from Senegal, 55 from Cameroon, 82 from Gabon, and 38 from Djibouti. In...

Identification of all HIV type 1 group M subtypes in Senegal, a country with low and stable seroprevalence (2000)

Toure-Kane, C, Montavon, C, Faye, M A, Gueye, P M, Sow, P S, Ndoye, I, ...

A total of 343 HIV-1-positive samples obtained between June 1996 and March 1999 was genetically characterized in the envelope region by HMA and/or sequencing. The env subtype distribution was as...

Predominance of subtype A and G HIV type 1 in Nigeria, with geographical differences in their distribution (2000)

Peeters, M, Esu-Williams, E, Vergne, L, Montavon, C, Mulanga-Kabeya, C, Harry, T, ...

The purpose of this study was to generate data on the relative prevalences of the HIV-1 subtypes circulating in Nigeria. A total of 252 HIV-1-positive samples collected during an epidemiologic survey...

Near-full-length genome sequencing of divergent African HIV type 1 subtype F viruses leads to the identification of a new HIV type 1 subtype designated K (2000)

Triques, K, Bourgeois, A, Vidal, N, Mpoudi-Ngole, E, Mulanga-Kabeya, C, Nzilambi, N, ...

We recently reported a high divergence among African subtype F strains. Three well-separated groups (F1, F2, and F3) have been shown based on the phylogenetic analysis of the p24 gag and envelope...

Unprecedented degree of human immunodeficiency virus type 1 (HIV-1) group M genetic diversity in the Democratic Republic of Congo suggests that the HIV-1 pandemic originated in Central Africa (2000)

Vidal, N, Peeters, M, Mulanga-Kabeya, C, Nzilambi, N, Robertson, D, Ilunga, W, ...

The purpose of this study was to document the genetic diversity of human immunodeficiency virus type 1 (HIV-1) in the Democratic Republic of Congo (DRC; formerly Zaire). A total of 247 HIV-l-positive...

High diversity of HIV-1 subtype F strains in Central Africa (1999)

Triques, K, Bourgeois, A, Saragosti, S, Vidal, N, Mpoudi-Ngole, E, Nzilambi, N, ...

In this paper, we studied the variability of HIV-1 subtype F strains in Africa. For 11 viruses, mainly of Central African origin, different parts of the genome were genetically characterized. For all...

V3 serotyping of HIV-1 infection: correlation with genotyping and limitations (1999)

Plantier, J C, Damond, F, Lasky, M, Sankalé, J L, Apetrei, C, Peeters, M, ...

HIV-1 V3 serotyping is a classification of immunodeficiency viruses based on antibody binding to V3 peptides that allows obtaining information on circulating subtypes that could be important for...

Evidence for differences in MT2 cell tropism according to genetic subtypes of HIV-1: syncytium-inducing variants seem rare among subtype C HIV-1 viruses (1999)

Peeters, M, Vincent, R, Perret, J L, Lasky, M, Patrel, D, Liegeois, F, ...

Non-syncytium-inducing (NSI) variants seem to be more readily transmitted than syncytium-inducing (SI) variants, and the switch from NSI to SI during HIV-1 infection seems to be a key determinant to...

Genetic characterization of the nef gene from human immunodeficiency virus type 1 group M strains representing genetic subtypes A, B, C, E, F, G, and H (1999)

Jubier-Maurin, V, Saragosti, S, Perret, J L, Mpoudi, E, Esu-Williams, E, Mulanga, C, ...

Most efforts to characterize sequence variation of HIV isolates has been directed toward the structural envelope gene. Few studies have evaluated the sequence variability of auxiliary genes such as...

Efficiencies of four versions of the AMPLICOR HIV-1 MONITOR test for quantification of different subtypes of human immunodeficiency virus type 1 (1999)

Triques, K, Coste, J, Perret, J L, Segarra, C, Mpoudi, E, Reynes, J, ...

Three versions of a commercial human immunodeficiency virus (HIV) type 1 (HIV-1) load test (the AMPLICOR HIV-1 MONITOR Test versions 1. 0, 1.0+, and 1.5; Roche Diagnostics, Branchburg, N.J.) were...

The identification of a complex A/G/I/J recombinant HIV type 1 virus in various west African countries (1999)

Montavon, C, Bibollet-Ruche, F, Robertson, D, Koumare, B, Mulanga, C, Esu-Williams, E, ...

In this sequence note we describe the full-length genome sequence of an HIV-1 isolate originating from the west African country of Mall, The phylogenetic tree analysis from the near full-length...

Characterization of a highly replicative intergroup M/O human immunodeficiency virus type 1 recombinant isolated from a Cameroonian patient (1999)

Peeters, M, Liegeois, F, Torimiro, N, Bourgeois, A, Mpoudi, E, Vergne, L, ...

A Cameroonian patient with antibodies reacting simultaneously to human immunodeficiency virus type 1 (HIV-1) group O- and group M-specific V3-loop peptides was identified. In order to confirm that...

[Genetic diversity of HIV infection worldwide and its consequences] (1999)

Peeters, M, Delaporte, E

Phylogenetic study of HIV-1 strains from different geographical locations has revealed the existence of three separate groups that have been named M, N, and O. Most strains involved in the pandemia...

Two new human T-lymphotropic virus type I phylogenetic subtypes in seroindeterminates, a Mbuti pygmy and a Gabonese, have closest relatives among African STLV-I strains (1998)

Audenaert, E, Delaporte, E, Goubau, P, ...

Six new HTLV-I strains from seroindeterminate individuals were analyzed: four from Gabon, one from a Mbuti Efe pygmy in Congo (formerly Zaire), and one from a Congolese patient residing in Belgium....

Prospective evaluation of a flow chart using a risk assessment for the diagnosis of STDs in primary healthcare centres in Libreville, Gabon (1998)

Bourgeois, A, Henzel, D, Dibanga, G, Malonga-Mouelet, G, Peeters, M, Coulaud, J P, ...

BACKGROUND: The serious impact of STDs on women and children in particular, and the linkage between STDs and HIV infection are a profound concern to public health worldwide. One of the main...

Clinical algorithms for the screening of pregnant women for STDs in Libreville, Gabon: which alternatives? (1998)

Bourgeois, A, Henzel, D, Malonga-Mouelet, G, Dibanga, G, Tsobou, C, Peeters, M, ...

OBJECTIVE: Sexually transmitted diseases (STDs) remain one of the major public health problems in the developing world. To implement a systematic screening of STDs among pregnant women in Libreville,...

Genetic subtypes of HIV type 1 and HIV type 2 strains in commercial sex workers from Bamako, Mali (1998)

Peeters, M, Koumare, B, Mulanga, C, Brengues, C, Mounirou, B, Bougoudogo, F, ...

In Africa the highest HIV infection rate has been reported among female commercial sex workers (CSWs) who are at increasing risk of acquiring and transmitting HIV infection. In October 1995, 176 CSWs...

Evidence of stable HIV seroprevalences in selected populations in the Democratic Republic of the Congo (1998)

Mulanga-Kabeya, C, Nzilambi, N, Edidi, B, Minlangu, M, Tshimpaka, T, Kambembo, L, ...

Objective: To determine current data on HIV infection and to document changes and trends of HIV seroprevalence in selected populations over time in the Democratic Republic of the Congo (DRC; former...

Genetic characterization of accessory genes from human immunodeficiency virus type 1 group O strains (1998)

Bibollet-Ruche, F, Loussert-Ajaka, I, Simon, F, Mboup, S, Ngole, EM, Saman, E, ...

Human immunodeficiency virus type 1 (HIV-1) group O strains have been described as highly divergent, compared with the vast majority of the viruses involved in the worldwide AIDS pandemic, classified...

Prevalence of the human immunodeficiency virus among patients with tuberculosis in Sierra Leone, established from dried blood spots on filter paper (1997)

Boillot, F, Peeters, M, Kosia, A, Delaporte, E

SETTING: Sierra Leone National Tuberculosis Programme. OBJECTIVE: To evaluate serological testing in field conditions of dried blood spots (DBS) on filter paper for unlinked surveillance of human...

Seroprevalence of HIV-1, HIV-2, and HIV-1 group O in Nigeria: evidence for a growing increase of HIV infection (1997)

Esu-Williams, E, Mulanga-Kabeya, C, Takena, H, Zwandor, A, Aminu, K, Adamu, I, ...

To determine current data on HIV infection and to further confirm the presence of HIV-1 group O infection in Nigeria, 2300 samples from five states were tested for the presence of HIV antibody. A...

Use of a generic polymerase chain reaction assay detecting human T-lymphotropic virus (HTLV) types I, II and divergent simian strains in the evaluation of individuals with indeterminate HTLV serology (1997)

Liu, H F, Van Brussel, M, Delaporte, E, De Castro Costa, C M, ...

In countries with a low prevalence of human T-lymphotropic virus (HTLV) infection, indeterminate HTLV serologies are a major problem in blood bank screening because of the uncertainties about...

Geographical distribution of HIV-1 group O viruses in Africa (1997)

Peeters, M, Gueye, A, Mboup, S, BibolletRuche, F, Ekaza, E, Mulanga, C, ...

Objective: To determine to what extent HIV-1 group O strains are present in different African countries.

Presence of multiple non-B subtypes and divergent subtype B strains of HIV-1 in individuals infected after overseas deployment (1997)

Lasky, M, Perrett, JL, Peeters, M, BibolletRuche, F, Liegeois, F, Patrel, D, ...

Objective: To identify the genetic subtypes and characteristics of HIV-1 strains from individuals infected after overseas deployment.

Mother-to-child transmission of human T-cell lymphotropic virus types I and II (HTLV-I/II) in Gabon: a prospective follow-up of 4 years (1996)

Nyambi, P N, Ville, Y, Louwagie, J, Bedjabaga, I, Glowaczower, E, Peeters, M, ...

SUMMARY: For 4 years. we determined the mode and risk of mother-to-child transmission of HTLV-I in a prospective cohort of 34 children born to seropositive mothers in Franceville, Gabon. We also...

Comparative evaluation of three assays for the quantitation of human immunodeficiency virus type 1 RNA in plasma (1996)

Coste, J, Montes, B, Reynes, J, Peeters, M, Segarra, C, Vendrell, JP, ...

Reverse transcriptase-coupled polymerase chain reaction (Amplicor HIV-1 Monitor), the branched DNA(bDNA) method (Quantiplex HIV-1 RNA)and the nucleic acid sequence-based assay (NASBA HIV-1 RNA QT)...

Antibodies to V3 loop peptides derived from chimpanzee lentiviruses and the divergent HIV-1ANT-70 isolate in human sera from different geographic regions (1994)

Nkengasong, J, Willems, B, Karita, E, Delaporte, E, ...

OBJECTIVE: To study the spread of antibodies to V3 loop peptides of two chimpanzee lentiviruses and the divergent HIV-1ANT-70 isolate (group O) in human sera from different geographic regions, and to...

Demographic factors associated with HTLV-1 infection in a Gabonese community (1994)

Delaporte, E, Gaudebout, C, Trebuck, A, Schrijvers, D, Josse, R, ...

An epidemiological study of human T-lymphotropic virus type 1 (HTLV-1) and syphilis has been carried out in a multiethnic community of seven neighbouring villages located in eastern Gabon on 1240...

Isolation of simian immunodeficiency viruses from 2 sooty mangabeys in cote-divoire - virological-characterization and genetic-characterization and relationship to other hiv type-2 and sivsm/mac strains (1994)

Janssens, W, Fransen, K, Brandful, J, Heyndrickx, L, Koffi, K, ...

Objective: To search for the presence of SIV in sooty mangabeys and other monkey species in Cote d'Ivoire, West Africa, and to compare viral isolates with HIV-2 strains from the same region.

Genetic and antigenic variability of hiv type-1 in brazil (1994)

Janssens, W, Heyndrickx, L, Motte, J, Fransen, K, Peeters, M, ...

Six Brazilian strains of human immunodeficiency virus type 1 (HIV-1) were isolated from infected individuals residing in different regions of Brazil between 1987 and 1989. Phylogenetic analysis based...

Particularités épidémiologiques de l'infection rétrovirale à HTLV-1 en Afrique centrale (1993)

Louis, J.P., Gardon, Jacques, Trebucq, A., Hengy, C., Louis, F.J., Migliani, R., ...

L'Afrique subsaharienne est le réservoir le plus important de virus HTLV-1, mais son épidémiologie reste très mal connue. Pour y remédier, les auteurs ont étudié - de 1987 à 1990 - la...

Virological and polymerase chain reaction studies of HIV-1/HIV-2 dual infection in Côte d'Ivoire (1992)

Gershy-Damet, G M, Fransen, K, Koffi, K, Coulibaly, M, Delaporte, E, ...

Dual serological reactivity to the human immunodeficiency virus (HIV) types 1 and 2 is common in Côte d'Ivoire. To assess whether dual infection is the reason for dual seropositivity we sought HIV-1...

Isolation and characterization of a new chimpanzee lentivirus (simian immunodeficiency virus isolate cpz-ant) from a wild-captured chimpanzee (1992)

Fransen, K, Delaporte, E, Gershy-Damet, G M, Kestens, L, ...

OBJECTIVE: To assess the prevalence of infection with simian immunodeficiency virus (SIV) isolate cpz, a lentivirus closely related to HIV-1, in chimpanzees, and to obtain new SIVcpz isolates....

Human T-cell lymphotropic virus type I infection and pregnancy: a case-control study and 12-month follow-up of 135 women and their infants (1991)

Delaporte, E, Peeters, M, Leruez, M, Glowaczower, E, Fernandez, H

Human T-cell lymphotropic virus type I (HTLV-I) infection is common in Gabon, but its influence on pregnancy is unknown. A single case of acute T-cell leukemia in a pregnant woman has been reported...

Seroprevalence of retroviral infection in women with different fertility statuses in gabon, western equatorial africa (1991)

Delaporte, E, Peeters, M, Dupont, A, Meheus, A

Seroprevalence of retroviral infection (HIV-1, HTLV-1) in women with different fertility statuses was studied in Gabon (Western Equatorial Africa). The overall prevalence rate of HIV-1 was 1.4% and...

[Epidemiology of HTLV-I infection in its hyperendemic foci (Japan, tropical Africa, Caribbean)] (1990)

Peeters, M, Monplaisir, N, Trebucq, A, Josse, R, Le Hesran, J Y, ...

HTLV-1 infection is endemic in Japan, black Africa, the Caribbean and several regions of South America. In these foci, the infections is very heterogeneously distributed (variations from village to...

Isolation and partial characterization of an HIV-related virus occurring naturally in chimpanzees in Gabon (1989)

Honoré, C, Huet, T, Bedjabaga, L, Ossari, S, Bussi, P, ...

Two cases of wild-born chimpanzees which were positive for HIV-1 antibodies were observed in Gabon. These animals were never experimentally exposed to HIV-1 and had no history of inoculation with...

Antibody prevalence against haemorrhagic fever viruses in randomized representative central african populations (1989)

Gonzalez, Jean-Paul, Joose, R., Johnson, E.D., Merlin, M., Georges, A.J., Abandja, J., ...

De janvier 1985 à juin 1987, des échantillons de population statistiquement représentatifs de zone ciblées dans différents écosystème ont été prélevés dans six pays d'Afrique centrale...

Classification of hepatitis C viruses based on phylogenetic analysis of the envelope 1 and nonstructural 5B regions and identification of five additional subtypes.

Stuyver, L, Van Arnhem, W, Wyseur, A, Hernandez, F, Delaporte, E, Maertens, G

Genotyping of hepatitis C virus-positive sera by means of a line probe assay indicated that < 3% of European samples, but up to 30% of Gabonese sera, could not be classified as either 1a, 1b, 2a, 2b,...

Efficiencies of Four Versions of the AMPLICOR HIV-1 MONITOR Test for Quantification of Different Subtypes of Human Immunodeficiency Virus Type 1

Triques, K., Coste, J., Perret, J. L., Segarra, C., Mpoudi, E., Reynes, J., ...

Three versions of a commercial human immunodeficiency virus (HIV) type 1 (HIV-1) load test (the AMPLICOR HIV-1 MONITOR Test versions 1.0, 1.0+, and 1.5; Roche Diagnostics, Branchburg, N.J.) were...

Molecular epidemiology of 58 new African human T-cell leukemia virus type 1 (HTLV-1) strains: identification of a new and distinct HTLV-1 molecular subtype in Central Africa and in Pygmies.

Mahieux, R, Ibrahim, F, Mauclere, P, Herve, V, Michel, P, Tekaia, F, ...

To gain new insights on the origin, evolution, and modes of dissemination of human T-cell leukemia virus type I (HTLV-1), we performed a molecular analysis of 58 new African HTLV-1 strains (18 from...

Humoral responses against the 85A and 85B antigens of Mycobacterium bovis BCG in patients with leprosy and tuberculosis.

Van Vooren, J P, Drowart, A, De Bruyn, J, Launois, P, Millan, J, Delaporte, E, ...

Immunoglobulin G antibodies against the 85A and 85B components of the Mycobacterium bovis BCG antigen 85 complex separated by isoelectric focusing were investigated in serum samples from 129 patients...

Classification of hepatitis C viruses based on phylogenetic analysis of the envelope 1 and nonstructural 5B regions and identification of five additional subtypes.

Stuyver, L, Van Arnhem, W, Wyseur, A, Hernandez, F, Delaporte, E, Maertens, G

Genotyping of hepatitis C virus-positive sera by means of a line probe assay indicated that < 3% of European samples, but up to 30% of Gabonese sera, could not be classified as either 1a, 1b, 2a, 2b,...

Efficiencies of Four Versions of the AMPLICOR HIV-1 MONITOR Test for Quantification of Different Subtypes of Human Immunodeficiency Virus Type 1

Triques, K., Coste, J., Perret, J. L., Segarra, C., Mpoudi, E., Reynes, J., ...

Three versions of a commercial human immunodeficiency virus (HIV) type 1 (HIV-1) load test (the AMPLICOR HIV-1 MONITOR Test versions 1.0, 1.0+, and 1.5; Roche Diagnostics, Branchburg, N.J.) were...

Molecular epidemiology of 58 new African human T-cell leukemia virus type 1 (HTLV-1) strains: identification of a new and distinct HTLV-1 molecular subtype in Central Africa and in Pygmies.

Mahieux, R, Ibrahim, F, Mauclere, P, Herve, V, Michel, P, Tekaia, F, ...

To gain new insights on the origin, evolution, and modes of dissemination of human T-cell leukemia virus type I (HTLV-1), we performed a molecular analysis of 58 new African HTLV-1 strains (18 from...

Humoral responses against the 85A and 85B antigens of Mycobacterium bovis BCG in patients with leprosy and tuberculosis.

Van Vooren, J P, Drowart, A, De Bruyn, J, Launois, P, Millan, J, Delaporte, E, ...

Immunoglobulin G antibodies against the 85A and 85B components of the Mycobacterium bovis BCG antigen 85 complex separated by isoelectric focusing were investigated in serum samples from 129 patients...

Using human immunodeficiency virus type 1 sequences to infer historical features of the acquired immune deficiency syndrome epidemic and human immunodeficiency virus evolution.

Yusim, K, Peeters, M, Pybus, O G, Bhattacharya, T, Delaporte, E, Mulanga, C, ...

In earlier work, human immunodeficiency virus type 1 (HIV-1) sequences were analysed to estimate the timing of the ancestral sequence of the main group of HIV-1, the virus that is responsible for the...

Parallel interleukin 5 synthesis by eosinophils in duodenal and skin lesions of a patient with dermatitis herpetiformis.

Desreumaux, P, Janin, A, Delaporte, E, Dubucquoi, S, Piette, F, Cortot, A, ...

A 59 year old man is presented with a diagnosis of dermatitis herpetiformis. Duodenal and skin biopsy specimens from blisters of both recent and late onset were collected before treatment. Electron...

Prevalence and risk factors of cervicovaginal HIV shedding among HIV-1 and HIV-2 infected women in Dakar, Senegal

Seck, K., Samb, N., Tempesta, S., Mulanga-Kabeya, C., Henzel, D., Sow, P. S., ...

Objectives: To assess the risk determinants and prevalence of cervicovaginal shedding of HIV-1 and HIV-2 among women in Dakar, Senegal.

Clinical algorithms for the screening of pregnant women for STDs in Libreville, Gabon: which alternatives?

Bourgeois, A., Henzel, D., Malonga-Mouelet, G., Dibanga, G., Tsobou, C., Peeters, M., ...

OBJECTIVE: Sexually transmitted diseases (STDs) remain one of the major public health problems in the developing world. To implement a systematic screening of STDs among pregnant women in Libreville,...