Articles tagged with Acquired Immune Deficiency Syndrome
Scientists at the University of Delaware discovered a previously unknown structural role for the HIV integrase protein, which forms gluey filaments that anchor the RNA genome to the capsid. This discovery provides a promising new target for drug development and could lead to the development of next-generation inhibitors.
Researchers at Ragon Institute discovered that antibodies produced in germinal centers act as a 'brake' on selection, redirecting the immune system toward broader protection. Stronger-binding B cells suppress weaker ones targeting the same site, establishing a localized feedback loop.
A new study found that tuberculosis is a major cause of deadly sepsis among people living with HIV, particularly in Africa. Early treatment of TB has been shown to significantly reduce sepsis deaths, with a 23% reduction in mortality rate.
A study found that switching to electronic medical records at HIV clinics in Malawi led to a 28% reduction in deaths after five years, with the greatest impact on children. The introduction of EMR systems prevented approximately 5,050 AIDS deaths and improved healthcare efficiency.
Researchers at Johns Hopkins Medicine report a significant reduction in HIV-infected CD4+ T immune cells after chemotherapy treatment. This finding may be an early step toward a more practical HIV cure, as the virus relies on frequent proliferation to persist in the body.
Researchers found that adding spironolactone to standard HIV treatment can significantly reduce the amount of virus in the bloodstream and decrease signs of inflammation. This combination also helps quiet viral activity without removing infected cells, suggesting a potential path to hasten suppression and mitigate chronic inflammation.
Experts Gregory Folkers and Anthony Fauci highlight promising therapeutic developments in antiretroviral treatments for HIV/AIDS. The authors emphasize the need for continued research to end the AIDS epidemic, citing recent advances as unfinished business.
A new combination therapy approach enabled seven out of ten participants to keep the virus at low levels for many months after going off antiretroviral therapy. The results suggest a possible cure for HIV and offer a proof of concept that this approach could work.
Over half (54%) of all HIV diagnoses in Europe in 2024 were made too late for optimal treatment, according to new data from ECDC and WHO/Europe. This critical testing failure is severely jeopardizing the 2030 goal of ending AIDS as a public health threat.
The University of Houston is part of a statewide effort to fight the opioid epidemic by investigating opioid use disorder among people living with HIV in Harris County. Researchers aim to integrate prevention methods, including Screening, Brief Intervention, and Referral to Treatment (SBIRT), into treatment for those affected.
Research at Amsterdam UMC found that early HIV treatment improves immune system function in the short term but leads to dysregulation in the long term. After six months of treatment, the immune system functions similarly to that of people without HIV, but this improvement is temporary and does not last beyond three years.
A new study finds that people living with HIV experience higher rates of sleep issues even when virally suppressed, associated with a higher risk for heart disease, depression, and cognitive decline. The study highlights the importance of treating healthy sleep as a fundamental health right, not a luxury.
A team of UCF researchers is creating a single low-cost test to detect multiple viruses simultaneously, which may be used in resource-limited settings. The test has the potential to save lives by providing quicker and more accessible results.
A new survey found that 72% of respondents agree that plasma-derived medicines can save lives, but most haven't donated. Plasma is essential in producing treatments for various serious health conditions.
A new research project, STREAMS, aims to improve mental health and antiretroviral treatment adherence among adolescents living with HIV in rural Uganda. The study will evaluate the effectiveness of a novel intervention combining mobile technology, economic empowerment, and medication support.
Researchers from the Stowers Institute for Medical Research have identified a common process that powers the creation of protein formations that assemble like a 3D puzzle, triggering inflammation and cell death. This 'Catch-22' mechanism may be one of the fundamental reasons why we age.
A Johns Hopkins Medicine-led study predicts that ending federal funding for the Ryan White Program could lead to a 49% increase in new HIV infections across US cities by 2030. The program provides comprehensive medical care and treatment services for approximately 500,000 people annually.
A study suggests that more than half of newborns diagnosed with HIV by age one did not receive preventative medicine after birth, indicating undetected maternal infections. The study highlights racial disparities in HIV exposure, infection, and treatment, with the majority of infants who had not been treated being Black.
Researchers developed lenacapavir, a potent medication that prevents HIV infection and can be administered only twice a year. The drug's high efficacy in clinical trials has sparked hope for ending the global HIV epidemic by 2030.
Researchers have uncovered a key reason why HIV remains difficult to cure, revealing that subtle variations in the Rev-RRE axis influence viral replication and latency reactivation. Understanding this regulatory system could help develop strategies to flush out the dormant virus and eliminate it for good.
Researchers found that an inexpensive HIV drug can improve vision in patients with diabetic macular edema (DME) more effectively and at a lower cost than existing treatments. The drug, lamivudine, is taken orally and may represent a game-changing option for millions of patients worldwide.
Researchers from Amsterdam UMC have made a breakthrough in developing an HIV vaccine with a germline-targeting strategy, inducing immune responses in participants. The phase one trial showed promising results, suggesting the potential for this approach to be further developed into a vaccine.
The updated recommendations provide a comprehensive framework for healthcare professionals to deliver better care and move closer to ending the HIV epidemic. The guidelines emphasize tailored antiretroviral therapy, effective HIV prevention strategies like pre-exposure prophylaxis, and comprehensive care for people living with HIV.
A new IHME study reveals significant progress in the global fight against HIV/AIDS, with sub-Saharan Africa leading the way in cutting new HIV infections and deaths. However, the world is not on track to meet UNAIDS 2030 targets, with a quarter of people living with HIV not receiving treatment.
Researchers from the University of Zurich have discovered a link between hepatitis E and kidney damage, finding that viral envelope-antibody complexes can accumulate in kidney filters and cause glomerulonephritis. The study uses tissue samples from patients to understand the disease mechanism.
A study analyzing 5.5 million EU/EEA infectious disease cases over 10 years found significant sex differences in notified male versus female cases for several diseases. The proportion of males ranged from 40-45% for pertussis and Shiga toxin-producing Escherichia coli infections to 75-80% for HIV/AIDS.
Researchers at George Mason University's Center for Infectious Disease Research have made a breakthrough in finding a functional cure for HIV. Using an HIV-like virus particle called HIV Rev-dependent lentiviral vector, the team was able to reduce viral reservoirs and boost the immune system to produce antiviral neutralizing antibodies.
Scientists are conducting a clinical trial to explore the use of anti-retroviral medications Ritonavir and Lopinavir as a potential treatment for brain tumors in patients with Neurofibromatosis 2. The study aims to determine if these drugs can help reduce tumor growth and survival in NF2 patients.
A study by Duke University researchers found that combining a low-carb, high-fat keto diet with fluconazole significantly improved treatment outcomes against fungal meningitis. The keto diet increased the effectiveness of fluconazole by reducing fungal levels by up to ten thousandfold.
Researchers have identified CAR-T cell therapy as a potential treatment for autoimmune diseases such as rheumatoid arthritis, SLE, and type 1 Diabetes Mellitus. Early studies have shown promising results in reducing disease activity and improving patients' quality of life, but long-term data on safety and efficacy is limited.
Researchers at HKUMed developed a PD-1-enhanced DNA vaccine that induces sustained virus-specific CD8+ T cell immunity in an AIDS monkey model. The vaccinated monkeys remained free of AIDS for six years without cART, demonstrating the potential of this strategy as a third-generation DNA vaccine for AIDS prevention and immunotherapy.
A new clinical trial demonstrates a small reduction in the latent reservoir of HIV-infected cells using a combination of vorinostat and immunotherapy. While the results are promising, further research is needed to create more effective approaches to flush out the virus and attack it when it emerges from latency.
Researchers discover HIV uses its capsid to bypass cellular defenses and transport genetic material into the cell nucleus. The 'smart' FG phase of the nuclear envelope allows the capsid to slide through, concealing the genomic payload from anti-viral sensors.
A large public health survey in rural South Africa found that approximately half of people living with HIV, diabetes or hypertension have unmet health needs. The study's novel framework quantifies met and unmet health needs for individuals living with infectious and non-communicable diseases.
Research reveals that T-cell infiltration into the brain is the primary cause of pulmonary dysfunction in Cryptococcus-associated immune reconstitution inflammatory syndrome (C-IRIS). The study provides new insights into the condition and potential treatment pathways.
A retrospective study of 28.3 million people in Brazil found that social determinants like poverty, education, and racism significantly increase the risk of contracting and succumbing to AIDS. Lower wealth and education levels were strongly associated with higher AIDS incidence and mortality rates.
Researchers found a novel region in the genome associated with spontaneous control of HIV in populations of African ancestries. CHD1L, a protein involved in DNA repair, shows genetic variation specific to these populations and limits HIV replication in white blood cells.
Researchers at Kyoto University successfully synthesized the structure of Lancilactone C, a rare anti-HIV compound. The team's method revealed an incorrect initial structure and showed that electrocyclization occurs in both synthesis and biosynthesis, leading to potential development of novel antivirals.
Researchers have found that gut health is the main determinant of systemic inflammation and disease progression in HIV. By targeting the root cause of problems, therapies may be able to slow the progression of the virus by preserving gut integrity.
Researchers aim to identify best practices for increasing viral suppression in low-income populations with HIV. They will examine state AIDS Drug Assistance Programs to understand disparities in care and outcomes.
Researchers have found that microglial cells in the brain can serve as a stable viral reservoir for latent HIV. This discovery provides new insights into how to target and eradicate the virus, particularly in the brain or peripheral blood.
A UC Riverside-led study created a virtual village to connect older people living with HIV, reducing social isolation and depression. The virtual space provided health, community-based, and personal resources, facilitating positive connections and friendships.
A new study examines the concerns of parents of sexual and gender minority (SGM) adolescents regarding HIV pre-exposure prophylaxis (PrEP) use. Parents cited effectiveness and adverse effects as key factors in their decision-making, while also expressing questions about how to discuss PrEP with their children.
A Rutgers study found that older people living with HIV/AIDS face unmet mental health needs and are more likely to experience PTSD, substance dependence, and suicidal thoughts. Resilience may play a crucial role in increasing adherence to antiretroviral therapy, which is essential to ending the AIDS epidemic.
Researchers discovered host proteins APOBEC3 can aid HIV's latency, a major hurdle to cure research. The finding raises questions about the role of these proteins and potential ways to block their activity to inhibit viral persistence.
Researchers at HKUMed identify Δ42PD-1 as a key player in suppressing killer T cells and promoting tumor growth in HCC. Targeting this protein with an antibody can inhibit tumor growth and increase functional killer T cells, offering new hope for immunotherapy against HCC
Inequalities in sex and gender, access to antiretroviral drugs, and inadequate funding hinder global efforts to combat AIDS and other pandemics. UNAIDS Executive Director Winnie Byanyima and Deputy Director Matthew Kavanagh emphasize these disparities as critical obstacles to effective pandemic response
A systematic review of national clinical practice guidelines in Europe found that fewer than half include HIV testing recommendations for patients with medical conditions indicating HIV infection. This omission hinders efforts to stop the spread of HIV through timely diagnosis, affecting the lives of people living with HIV.
Researchers found pre-existing differences in gut bacteria between people with and without HIV, including decreased Bacteroides species and increased Megasphaera elsdenii. These changes were present even before infection occurred, suggesting a potential link between gut microbiome and HIV susceptibility.
Scientists used cutting-edge technology to analyze HIV-infected memory CD4+ T cells and found distinct gene expression patterns linked to cell survival and proliferation. These findings suggest that the HIV-infected reservoir may be uniquely susceptible to targeted therapies, offering new hope for cure research.
A new study finds that large-scale HIV screening and peer support successfully reduced uncontrolled HIV in people who inject drugs by 40% in Haiphong, Vietnam. The intervention improved HIV identification and care among this at-risk population.
Researchers analyzed stored blood samples from infected men and found significant age acceleration in DNA epigenetic measures and telomere shortening. The study demonstrates HIV's substantial impact on the body's aging processes within two to three years of infection.
A study found that despite PrEP's effectiveness in reducing HIV risk by 99%, many male couples underestimate its benefits and experience high levels of stigma. Joint education for male couples may improve PrEP adoption rates, and providing information to both partners can facilitate open discussions and concerns about the medication.
A study found that older men, especially dog owners, coped better during the COVID-19 pandemic than those who experienced the HIV/AIDS pandemic. Pet companionship reduced feelings of loneliness and provided a sense of purpose.
A new study from Tel Aviv University developed a unique treatment for AIDS that may be developed into a vaccine or a one time treatment. The treatment involves engineering type B white blood cells to secrete anti-HIV antibodies in response to the virus.
The program aims to increase trained cancer researchers in Tanzania and prepare them for HIV-associated cancer diagnostics, genomics, and therapy. It will focus on molecular detection, epidemiology, and biology of common HIV-associated malignancies.
A new study links the composition of gut microbiome before infection to HIV susceptibility and progression. Men who contracted HIV in the early days of the pandemic had a greater relative abundance of pro-inflammatory vs. anti-inflammatory gut microbes, which contributed to their increased risk of developing AIDS.
A systematic literature review found HIV seroprevalence in five key populations: men who have sex with men (MSM), people who inject drugs (PWID), prisoners, sex workers, and transgender people. The review identified significant gaps in data, particularly for transgender individuals.
A team of scientists from the University of Pittsburgh and National Cancer Institute discovered why HIV is rarely the direct cause of cancer. The research found that it requires a specific series of events involving changes in HIV and additional mutations in human genes, resulting in T cell lymphomas. However, the occurrence is rare, a...
Researchers at Bielefeld University argue that stigmatization prevented lessons from the HIV pandemic from being adopted by broader parts of society. This has consequences for dealing with the Covid-19 pandemic. The study highlights the importance of including marginalized groups' perspectives in research to learn from their experiences.