Results 21 to 30 of about 1,598,143 (384)

Phenotypic hypersusceptibility to multiple protease inhibitors and low replicative capacity in patients who are chronically infected with human immunodeficiency virus type 1 [PDF]

open access: yes, 2005
Increased susceptibility to the protease inhibitors saquinavir and amprenavir has been observed in human immunodeficiency virus type 1 (HIV-1) with specific mutations in protease (V82T and N88S).
Clotet, B   +7 more
core   +2 more sources

Crystallographic and electrophilic fragment screening of the SARS-CoV-2 main protease

open access: yesNature Communications, 2020
COVID-19, caused by SARS-CoV-2, lacks effective therapeutics. Additionally, no antiviral drugs or vaccines were developed against the closely related coronavirus, SARS-CoV-1 or MERS-CoV, despite previous zoonotic outbreaks.
A. Douangamath   +33 more
semanticscholar   +1 more source

Isolation and Characterization of Plant Growth-Promotion Diazotrophic Endophytic Bacteria Associated to Sugarcane (Saccharum officinarum L.) Grown in Paraíba, Brazil [PDF]

open access: yesBrazilian Archives of Biology and Technology, 2022
: Sugarcane is an important Brazilian commodity, being usually cultivated in soils with low natural fertility. This study aimed to isolate diazotrophic endophytes from sugarcane tissues and evaluate the morphological and physiological characteristics of ...
Jadson Emanuel Lopes Antunes   +9 more
doaj   +1 more source

Structure of protease-cleaved escherichia coliα-2-macroglobulin reveals a putative mechanism of conformational activation for protease entrapment [PDF]

open access: yes, 2015
Bacterial -2-macroglobulins have been suggested to function in defence as broad-spectrum inhibitors of host proteases that breach the outer membrane.
Burchmore, R.J.S.   +9 more
core   +2 more sources

Rapid enzymatic test for phenotypic HIV protease drug resistance [PDF]

open access: yes, 2003
A phenotypic resistance test based on recombinant expression of the active HIV protease in E. coli from patient blood samples was developed. The protease is purified in a rapid onestep procedure as active enzyme and tested for inhibition by five selected
Assfalg-Machleidt, Irmgard   +5 more
core   +1 more source

Characterization of TR‐107, a novel chemical activator of the human mitochondrial protease ClpP

open access: yesPharmacology Research & Perspectives, 2022
We recently described the identification of a new class of small‐molecule activators of the mitochondrial protease ClpP. These compounds synthesized by Madera Therapeutics showed increased potency of cancer growth inhibition over the related compound ...
Emily M. J. Fennell   +16 more
doaj   +1 more source

Beta-secretase cleavage of Alzheimer's amyloid precursor protein by the transmembrane aspartic protease BACE.

open access: yesScience, 1999
Cerebral deposition of amyloid beta peptide (Abeta) is an early and critical feature of Alzheimer's disease. Abeta generation depends on proteolytic cleavage of the amyloid precursor protein (APP) by two unknown proteases: beta-secretase and gamma ...
R. Vassar   +23 more
semanticscholar   +1 more source

Spatial mapping of SARS-CoV-2 and H1N1 lung injury identifies differential transcriptional signatures

open access: yesCell Reports Medicine, 2021
Summary: Severe SARS-CoV-2 infection often leads to the development of acute respiratory distress syndrome (ARDS), with profound pulmonary patho-histological changes post-mortem. It is not clear whether ARDS from SARS-CoV-2 is similar to that observed in
Camilla Margaroli   +10 more
doaj  

Inhibition Profiling of Retroviral Protease Inhibitors Using an HIV-2 Modular System

open access: yesViruses, 2015
Retroviral protease inhibitors (PIs) are fundamental pillars in the treatment of HIV infection and acquired immunodeficiency syndrome (AIDS). Currently used PIs are designed against HIV-1, and their effect on HIV-2 is understudied.
Mohamed Mahdi   +3 more
doaj   +1 more source

Activity of Proteolytic and Amylolytic Enzymes from Bacillus spp. Isolated from Shrimp Ponds

open access: yesMicrobiology Indonesia, 2010
Accumulation of feed excess in commercial shrimp ponds due to overfeeding could decrease water quality. Protein and starch are the primary components of shrimp feed.
IT JAMILAH   +4 more
doaj   +1 more source

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