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Sexual transmission of HIV.
This article focuses on the epidemiology and biology of the host-related factors that affect the sexual transmission of HIV. It discusses host susceptibility and infectiousness environment biologic… Expand
Reduction of concentration of HIV-1 in semen after treatment of urethritis: implications for prevention of sexual transmission of HIV-1
- M. Cohen, I. Hoffman, R. Royce, P. Kazembe, the Meningococcal Research Group
- The Lancet
- 28 June 1997
BACKGROUND Transmission of HIV-1 is predominantly by heterosexual contact in sub-Saharan Africa, where sexually transmitted diseases (STDs) are also common. Epidemiological studies suggest that STDs… Expand
Risk factors for horizontal transmission of hepatitis B virus in a rural district in Ghana.
- F. Martinson, K. Weigle, R. Royce, D. Weber, C. Suchindran, S. Lemon
- American journal of epidemiology
- 1 March 1998
Most hepatitis B virus (HBV) infections in sub-Saharan African infants and children are acquired through horizontal transmission, but the exact mechanisms of spread have not been documented. The… Expand
Seroepidemiological survey of hepatitis B and C virus infections in Ghanaian children
- F. Martinson, K. Weigle, I. Mushahwar, D. Weber, R. Royce, S. Lemon
- Journal of medical virology
- 1 March 1996
The seroprevalences of hepatitis B virus (HBV) and hepatitis C virus (HCV) markers were evaluated in a random sample of 803 children attending school in Ashanti‐Akim North district in Ghana in order… Expand
Patterns of T lymphocyte changes with human immunodeficiency virus infection: from seroconversion to the development of AIDS.
- W. Lang, H. Perkins, R. E. Anderson, R. Royce, N. Jewell, W. Winkelstein
- Journal of acquired immune deficiency syndromes
CD4 and CD8 T lymphocytes of three groups of men infected by the human immunodeficiency virus (HIV) were examined twice yearly for 36 months to elucidate the temporal trends in T lymphocytes during… Expand
Race/ethnicity, vaginal flora patterns, and pH during pregnancy.
OBJECTIVES To investigate the relationship between bacterial vaginosis during pregnancy and black race/ethnicity. STUDY DESIGN Gram staining was used to evaluate vaginal flora in 842 women at 24 to… Expand
High levels of human immunodeficiency virus type 1 in blood and semen of seropositive men in sub-Saharan Africa.
- J. Dyer, P. Kazembe, +9 authors J. Eron
- Biology, Medicine
- The Journal of infectious diseases
- 1 June 1998
High levels of human immunodeficiency virus type 1 (HIV-1) replication, as reflected in HIV-1 RNA concentrations in blood and semen, probably contribute to both rapid disease progression and enhanced… Expand
Predictors of discordant tuberculin skin test and QuantiFERON®-TB Gold In-Tube results in various high-risk groups.
- P. Weinfurter, H. Blumberg, +7 authors R. Albalak
- The international journal of tuberculosis and…
- 1 August 2011
SETTING Persons in whom targeted testing for latent tuberculosis infection (LTBI) is recommended in Seattle, Washington; Atlanta, Georgia; and central North Carolina, United States. OBJECTIVE To… Expand
Physical and sexual violence during pregnancy and after delivery: a prospective multistate study of women with or at risk for HIV infection.
- L. Koenig, D. Whitaker, R. Royce, T. Wilson, K. Ethier, M. Fernandez
- American journal of public health
- 2 May 2006
OBJECTIVES We sought to describe and compare prevalence rates of and risk factors for violence against women during pregnancy and postpartum. METHODS Physical and sexual violence and violence risk… Expand
The Perinatal Guidelines Evaluation Project HIV and Pregnancy Study: Overview and Cohort Description
- K. Ethier, J. Ickovics, M. Fernandez, T. Wilson, R. Royce, L. Koenig
- Public health reports
- 1 March 2002
Objective. The HIV and Pregnancy Study of the Perinatal Guidelines Evaluation Project is a prospective, longitudinal, multisite study established to: (a) assess the implementation of Public Health… Expand