Feline immunodeficiency virus (FIV) is a retrovirus of worldwide distribution that can cause an acquired immunodeficiency disease in domestic cats. FIV and the primate lentiviruses, human and simian immunodeficiency viruses (HIV and SIV, respectively) share structural and biological features but also exhibit important differences, which reflect both their evolutionary relationship and divergence. Given that FIV is not only an important cat pathogen but also a useful model for certain aspects of HIV-1 infections in humans, the study of FIV biology is highly relevant. In this review we provide an updated description of the molecular mechanisms involved in each stage of the FIV life cycle.
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http://dx.doi.org/10.1016/j.virol.2024.110304 | DOI Listing |
Sci Rep
December 2024
Department of Pharmacognosy, College of Pharmacy and Research Institute of Pharmaceutical Sciences, Seoul National University, 1 Gwanak-ro, Gwanak-gu, Seoul, 08826, Korea.
Despite significant advancements with combination anti-retroviral agents, eradicating human immunodeficiency virus (HIV) remains a challenge due to adverse effects, adherence issues, and emerging viral resistance to existing therapies. This underscores the urgent need for safer, more effective drugs to combat resistant strains and advance acquired immunodeficiency syndrome (AIDS) therapeutics. Eight triterpene esters (1-8) were identified from Uncaria rhynchophylla hooks.
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December 2024
Bioinformatics Laboratory, College of Computing, University Mohammed VI Polytechnic, Ben Guerir, Morocco.
Hepatitis C virus (HCV) presents a significant global health issue due to its widespread prevalence and the absence of a reliable vaccine for prevention. While significant progress has been achieved in therapeutic interventions since the disease was first identified, its resurgence underscores the need for innovative strategies to combat it. The nonstructural protein NS5A is crucial in the life cycle of the HCV, serving as a significant factor in both viral replication and assembly processes.
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December 2024
State Key Laboratory for Animal Disease Control and Prevention, Center for Emerging and Zoonotic Diseases, College of Veterinary Medicine, South China Agricultural University, Guangzhou, China.
The anthroponotic Cryptosporidium hominis differs from the zoonotic C. parvum in its lack of infectivity to animals, but several divergent subtypes have recently been found in nonhuman primates and equines. Here, we sequence 17 animal C.
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December 2024
Centre of Experimental Medicine and Surgery, Institute of Medical Sciences Banaras Hindu University, Varanasi-221005, U.P., India.
Protozoan parasite infections, particularly leishmaniasis, present significant public health challenges in tropical and subtropical regions, affecting socio-economic status and growth. Despite advancements in immunology, effective vaccines remain vague, leaving drug treatments as the primary intervention. However, existing medications face limitations, such as toxicity and the rise of drug-resistant parasites.
View Article and Find Full Text PDFEcol Lett
January 2025
U.S. Geological Survey, Fort Collins Science Center, Fort Collins, Colorado, USA.
Patterns of phytochemistry localisation in plant tissues are diverse within and across leaves. These spatial heterogeneities are important to the fitness of herbivores, but their effects on herbivore foraging and dietary experience remain elusive. We manipulated the spatial variance and clusteredness of a plant toxin in a synthetic diet landscape on which individual caterpillars fed.
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