Results 61 to 70 of about 793,529 (384)

Proteolytic processing and activation of Clostridium perfringens epsilon toxin by caprine small intestinal contents. [PDF]

open access: yes, 2014
Epsilon toxin (ETX), a pore-forming toxin produced by type B and D strains of Clostridium perfringens, mediates severe enterotoxemia in livestock and possibly plays a role in human disease.
Freedman, John C   +3 more
core   +2 more sources

Interaction vesicles as emerging mediators of host‐pathogen molecular crosstalk and their implications for infection dynamics

open access: yesFEBS Letters, EarlyView.
Interaction extracellular vesicles (iEVs) are hybrid vesicles formed through host‐pathogen communication. They facilitate immune evasion, transfer pathogens' molecules, increase host cell uptake, and enhance virulence. This Perspective article illustrates the multifunctional roles of iEVs and highlights their emerging relevance in infection dynamics ...
Bruna Sabatke   +2 more
wiley   +1 more source

Effect of Heat Treatment on Protein Self-Digestion in Ruminants’ Milk

open access: yesFoods, 2023
This study investigated whether heat treatments (raw, 63 °C for 30 min, and 85 °C for 5 min) affect protein hydrolysis by endogenous enzymes in the milk of ruminants (bovine, ovine, and caprine) using a self-digestion model.
Juliana A. S. Leite   +6 more
doaj   +1 more source

Caldolysin, a highly active protease from an extremely Thermophilic Bacterium [PDF]

open access: yes, 1982
Proteases comprise a significant proportion of those proteins which have been subject to detailed characterisation (amino acid sequence and high resolution crystallographic analysis).
Cowan, Don A.   +2 more
core   +1 more source

In silico prediction of mutant HIV-1 proteases cleaving a target sequence

open access: yes, 2014
HIV-1 protease represents an appealing system for directed enzyme re-design, since it has various different endogenous targets, a relatively simple structure and it is well studied.
De Vico, Luca   +3 more
core   +3 more sources

Beneficial role of allicin from garlic in cervical cancer [PDF]

open access: yes, 2008
Introduction: Cervical cancer remains a global health concern for females. Thus, in order to control cervical cancer, attempts are being made by researchers globally to somehow induce programmed cell death in the said cancerous cells.
Irfan Ahmad Ansari, Najmul Islam
core   +2 more sources

Autophagy in cancer and protein conformational disorders

open access: yesFEBS Letters, EarlyView.
Autophagy plays a crucial role in numerous biological processes, including protein and organelle quality control, development, immunity, and metabolism. Hence, dysregulation or mutations in autophagy‐related genes have been implicated in a wide range of human diseases.
Sergio Attanasio
wiley   +1 more source

Functional Characterization of Secreted Aspartyl Proteases in Candida parapsilosis

open access: yesmSphere, 2019
Candida parapsilosis is an emerging non-albicans Candida species that largely affects low-birth-weight infants and immunocompromised patients. Fungal pathogenesis is promoted by the dynamic expression of diverse virulence factors, with secreted ...
Dhirendra Kumar Singh   +10 more
doaj   +1 more source

Bacterial proteases, untapped antimicrobial drug targets

open access: yesJournal of antibiotics (Tokyo. 1968), 2016
Bacterial proteases are an extensive collection of enzymes that have vital roles in cell viability, stress response and pathogenicity. Although their perturbation clearly offers the potential for antimicrobial drug development, both as traditional ...
Elizabeth J. Culp, Gerard D. Wright
semanticscholar   +1 more source

Protonophore activity of short‐chain fatty acids induces their intracellular accumulation and acidification

open access: yesFEBS Letters, EarlyView.
The protonated form of butyrate, as well as other short‐chain fatty acids (SCFAs), is membrane permeable. In acidic extracellular environments, this can lead to intracellular accumulation of SCFAs and cytosolic acidification. This phenomenon will be particularly relevant in acidic environments such as the large intestine or tumor microenvironments ...
Muwei Jiang   +2 more
wiley   +1 more source

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