Results 51 to 60 of about 612,185 (259)

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

Calpain small subunit homodimerization is robust and calcium‐independent

open access: yesFEBS Letters, EarlyView.
Calpains dimerize via penta‐EF‐hand (PEF) domains. Using single‐molecule force spectroscopy, we measured the strength and kinetics of PEF–PEF homodimer binding. The interaction is robust, shows a transient conformational step before dissociation, and remains largely insensitive to Ca2+.
Nesha May O. Andoy   +4 more
wiley   +1 more source

Family institution and change of reproductive behaviour patterns of Russians in the formation of a new socio-gender order and country demographic environment

open access: yesЦифровая социология
The article is devoted to the study of the family institute and models of reproductive behaviour of the Russian population in the formation of a new sociо-gender order and demographic environment. The article considers the demographic situation in Russia,
G. G. Sillaste
doaj   +1 more source

The human gut microbiome across the life course

open access: yesFEBS Letters, EarlyView.
Despite significant individual variation and continuous change throughout life, the human gut microbiome follows some life stage‐specific trends. This article provides a brief overview of how gut microbiome composition shifts across different phases of life. Created in BioRender. Özkurt, E. (2026) https://BioRender.com/8q4nrnc.
Alise J. Ponsero   +4 more
wiley   +1 more source

THE CHARACTERISTIC OF ECOLOGICAL-GEOGRAPHICAL DISTRIBUTION OF SYSTEM BLOOD CIRCULATION'S ILLNESSES OF DAGESTAN

open access: yesЮг России: экология, развитие, 2014
Death rate from illnesses of cardiovascular system makes more than half of all death, being one of principal causes of a considera-ble gain of death rate in Russia.
E. S. Erzhapova   +2 more
doaj   +1 more source

Microbiome−host proteostasis crosstalk—An emerging perspective on mechanisms and interventions toward healthy longevity

open access: yesFEBS Letters, EarlyView.
Proteostasis and the gut microbiota play a key role in shaping host physiology. Microbiota‐derived metabolites, vitamins, and RNA modulate host proteostasis. Findings from model systems, including C. elegans, indicate microbes can either stabilize or disrupt host proteostasis.
Abhishek Anil Dubey, Maria Ermolaeva
wiley   +1 more source

Down Syndrome Births Among Live Births from the CDC Wonder Database

open access: yesChildren
We evaluated the birth rate of Down syndrome (DS) in the CDC birth certificate online database. From 2016 to 2025, live birth incidence could range greatly (depending on the proportion of unknown cases that are counted as DS+) due to relatively high ...
Stephanie L. Santoro   +4 more
doaj   +1 more source

Demographic transition in South Korea: implications of falling birth rates [PDF]

open access: yesClinical and Experimental Pediatrics
This review examines the critical issues of declining total fertility rates (TFRs) and aging populations in East Asia with special focus on South Korea.
Chae Young Kim, Sung-Hoon Chung
doaj   +1 more source

On the birth-rate

open access: yesPublic Health, 1897
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openaire   +2 more sources

Design and analysis strategies for robust microbiome ageing research

open access: yesFEBS Letters, EarlyView.
The gut microbiome changes with age and associates with age‐related morbidity and mortality, establishing it as a potential biomarker and intervention target for ageing. Realising this potential requires methodological rigour, yet distinguishing biological signals from methodological artefacts remains challenging across cohorts. This review provides an
Mark Olenik   +5 more
wiley   +1 more source

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