Search results
Results from the WOW.Com Content Network
Two types of HIV have been characterized: HIV-1 and HIV-2. HIV-1 is the virus that was initially discovered and termed both lymphadenopathy associated virus (LAV) and human T-lymphotropic virus 3 (HTLV-III). HIV-1 is more virulent and more infective than HIV-2, [20] and is the cause of the majority of HIV infections globally. The lower ...
A new long-acting preventive HIV drug could reach the world’s poorest countries by the end of 2025 or early 2026, a global health official told Reuters on Tuesday. The ambition is to start ...
In epidemiology, a risk factor or determinant is a variable associated with an increased risk of disease or infection. [1]: 38 Due to a lack of harmonization across disciplines, determinant, in its more widely accepted scientific meaning, is often used as a synonym.
HIV is a retrovirus that primarily infects components of the human immune system such as CD4 + T cells, macrophages and dendritic cells. It directly and indirectly destroys CD4 + T cells. [88] HIV is a member of the genus Lentivirus, [89] part of the family Retroviridae. [90] Lentiviruses share many morphological and biological characteristics.
In the United Kingdom the BHIVA/BASHH guidelines on the use of HIV pre-exposure prophylaxis (PrEP) 2018 [7] recommend: . On-demand or daily oral Tenofovir – emtricitabine (TD-FTC) for HIV-negative MSM who are at elevated risk of HIV acquisition through unprotected anal sex in the previous six months and ongoing unprotected anal sex.
HIV drug resistance poses an issue because it reduces the possible HIV medications a person can take due to cross resistance. In cross resistance, an entire class of medication is considered ineffective in lowering a patient's HIV viral load because all the drugs in a given class share the same mechanism of action. [ 7 ]
Discrimination against people with HIV/AIDS or serophobia is the prejudice, fear, rejection, and stigmatization of people with HIV/AIDS (PLHIV people living with HIV/AIDS). Marginalized, at-risk groups such as members of the LGBTQ+ community, intravenous drug users, and sex workers are most vulnerable to facing HIV/AIDS discrimination.
HIV-1 is the most common and most pathogenic strain of the virus. As of 2022, approximately 1.3 million such infections occur annually. [4] [5] Scientists divide HIV-1 into a major group (group M) and two or more minor groups, namely groups N, O and possibly a group P.