Results 41 to 50 of about 501,151 (302)

A study of actoprotective activity of new 3-(thiophen-2-ylmethyl)-1H-1,2,4-triazole-5-thiol derivatives

open access: yesAktualʹnì Pitannâ Farmacevtičnoï ì Medičnoï Nauki ta Praktiki, 2020
The issue of fatigue is quite topical for the modern humanity. In order to work harder and earn as much money as possible, a person takes various stimulants, which have a number of side effects.
A. A. Safonov
doaj   +1 more source

Microbiome‐blood–brain barrier interactions in aging — mechanisms and therapeutic potential

open access: yesFEBS Letters, EarlyView.
Aging reshapes the gut microbiome (↓SCFA‐producing commensals; ↑pro‐inflammatory outputs), shifting circulating metabolites (↓SCFAs; ↑LPS, ↑TMAO, ↑PAA) that act at the BBB to increase nonspecific transcytosis, alter transport, and promote astrocyte reactivity, heightening brain vulnerability.
Daniel Cuervo‐Zanatta   +3 more
wiley   +1 more source

Functional comparison of EncB and EncC cargo proteins in iron storage within the Myxococcus xanthus encapsulin

open access: yesFEBS Letters, EarlyView.
Encapsulins are protein nanocompartments that play an important role in iron storage. In the Myxococcus xanthus encapsulin system, two cargo proteins called EncB and EncC contribute to iron mineralization. Here, we show that EncB and EncC generate iron‐containing minerals with distinct chemical compositions, suggesting that the composition of stored ...
Harry B. McDowell   +2 more
wiley   +1 more source

ANALYTICAL STUDY AND TREATMENTS OF THE DECAYED MURAL PAINTINGS AT ATHRIBIS IN SHEIKH HAMAD TEMPLE, SOHAG GOVERNORATE, EGYPT [PDF]

open access: yesShedet, 2020
This article focuses on the identification of the building materials used at Athribis temple – Sohag and their most common degradation factors, and then assessing the most appropriate consolidants for the decayed wall paintings at the temple.
Ezz Orabi
doaj   +1 more source

ON CHLORONIUM SALTS. [PDF]

open access: yesJournal of the American Chemical Society, 1905
n ...
Stieglitz, Julius, Barnard, Edith E.
openaire   +2 more sources

With a pinch of salt [PDF]

open access: yesClinical Medicine, 2010
This report highlights a case of severe hyponatraemia secondary to excessive sweating and salt [corrected] poor fluid consumption and low salt diet in hot conditions. The case was complicated by the presence of marked hypokalaemia caused by secondary hyperaldosteronism confirmed, for the first time, by the presence of grossly elevated serum renin and ...
Kalyan Kumar, Gangopadhyay   +4 more
openaire   +2 more sources

The preparation of organosulfur derived electron transfer salts [PDF]

open access: yes, 2009
The concept of this thesis is to effect greater control over the crystalline state of radical cation salts in order to enhance electron transport, and to allow for the incorporation of additional functionality such as optical activity or magnetism.
Brooks, AC, Brooks, Andrew C
core  

Structures of mycobacterial 3‐methylcrotonyl‐CoA carboxylase reveal carrier‐domain translocation between catalytic sites

open access: yesFEBS Letters, EarlyView.
Mycobacterial 3‐methylcrotonyl‐CoA carboxylase uses a mobile biotin‐carrying domain to shuttle a carboxyl group between two catalytic sites, enabling carboxylation of 3‐methylcrotonyl‐CoA during leucine breakdown. Cryo‐electron microscopy captures the carrier at both sites and reveals an inward loop movement that may prevent futile rebinding to the ...
Ajit Yadav   +2 more
wiley   +1 more source

The geochemistry of soluble salts in the Wright and Taylor Valleys, South Victoria Land, Antarctica [PDF]

open access: yes, 2013
Samples of salt deposits, snow, meltwater and soils were collected in the Wright and Taylor Valleys, South Victoria Land, during the summer field season of 1973-74.
Field, Adrian Bruce
core  

Azoiodazinium Salts – Synthesis and Reactivity [PDF]

open access: yes, 2022
A systematic investigation of imidazo- and pyrazoloiodazinium salts is presented. Besides a robust synthetic protocol that allowed us to synthesize these novel cyclic iodonium salts in their mono- and dicationic forms, we gained in-depth structural ...
Andreas, Boelke   +3 more
core   +2 more sources

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