Results 81 to 90 of about 683,305 (299)

Natural Products as Geroprotective Modulators in Diabetic Nephropathy: A Mechanistic Framework Integrating Aging Hallmarks and the AMPK–SIRT1–Nrf2 Axis

open access: yesAging and Cancer, EarlyView.
Natural products target the aging kidney in diabetic nephropathy by restoring the AMPK–SIRT1–Nrf2 axis, reducing oxidative stress, inflammation, fibrosis, and cellular senescence while enhancing mitochondrial biogenesis and antioxidant defenses.
Sherif Hamidu   +8 more
wiley   +1 more source

ChiA: a major player in the virulence of Crohn’s disease-associated adherent and invasive Escherichia coli (AIEC)

open access: yesGut Microbes
We investigated the role of ChiA and its associated polymorphisms in the interaction between Crohn’s disease (CD)-associated adherent-invasive Escherichia coli (AIEC) and intestinal mucosa.
Margot Fargeas   +10 more
doaj   +1 more source

Molecular investigation and phylogeny of species of the Anaplasmataceae infecting animals and ticks in Senegal

open access: yesParasites & Vectors, 2019
Background Our study aimed to assess the diversity of the species of Anaplasmataceae in Senegal that infect animals and ticks in three areas: near Keur Momar Sarr (northern region), Dielmo and Diop (Sine Saloum, central region of Senegal), and in ...
Mustapha Dahmani   +8 more
doaj   +1 more source

Regulation of Enteroendocrine Cell Networks by the Major Human Gut Symbiont Bacteroides thetaiotaomicron

open access: yesFrontiers in Microbiology, 2020
Gut microbes have critical roles in maintaining host physiology, but their effects on epithelial chemosensory enteroendocrine cells (EEC) remain unclear.
Amisha Modasia   +11 more
doaj   +1 more source

Cryptoendolith communities in Antarctic dry valley region sandstones: Potential analogues of Martian life-forms [PDF]

open access: yes, 2003
We are studying cryptoendolith-bearing Antarctic sandstones, to determine if the microbes alter the elemental composition of the rocks. If there is an effect, then it might be a tracer for the presence of micro-organisms in martian surface ...
Blackhurst, R. L.   +3 more
core  

Clinical Practice Guideline for Evaluation and Management of Peripheral Nervous System Manifestations in Sjögren's Disease

open access: yesArthritis Care &Research, Accepted Article.
Objectives Sjögren's disease is an autoimmune disorder that can impact multiple organ systems, including the peripheral nervous system (PNS). PNS manifestations, which can exist concurrently, include mononeuropathies, polyneuropathies, and autonomic nervous system neuropathies. To help patients and providers in the decision‐making process, we developed
Anahita Deboo   +19 more
wiley   +1 more source

Assessment of degree of risk from sources of microbial contamination in cleanrooms; 2: surfaces and liquids [PDF]

open access: yes, 2015
The degree of risk from microbial contamination of manufactured products in healthcare cleanrooms has been assessed in a series of three articles. The first article discussed airborne sources, and this second article considers surface contact and ...
Eaton, T., Whyte, W.
core  

Advancing Research on Biomaterials and Biological Materials with Scanning Electron Microscopy under Environmental and Low Vacuum Conditions

open access: yesAdvanced Engineering Materials, EarlyView.
Herein, environmental scanning electron microscopy (ESEM) is discussed as a powerful extension of conventional SEM for life sciences. By combining high‐resolution imaging with variable pressure and humidity, ESEM allows the analysis of untreated biological materials, supports in situ monitoring of hydration‐driven changes, and advances the functional ...
Jendrian Riedel   +6 more
wiley   +1 more source

Characterization of Shy1, the Schizosaccharomyces pombe homolog of human SURF1

open access: yesScientific Reports
Cytochrome c oxidase (complex IV) is the terminal enzyme in the mitochondrial respiratory chain. As a rare neurometabolic disorder caused by mutations in the human complex IV assembly factor SURF1, Leigh Syndrome (LS) is associated with complex IV ...
Ying Luo   +4 more
doaj   +1 more source

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