Results 71 to 80 of about 2,005,973 (405)

GUTs in Curved Spacetime: Running Gravitational Constants, Newtonian Potential and the Quantum Corrected Gravitational Equations [PDF]

open access: yesPhys.Rev.D52:2202-2213,1995, 1995
The running coupling constants (in particular, the gravitational one) are studied in asymptotically free GUTs and in finite GUTs in curved spacetime, with explicit examples. The running gravitational coupling is used to calculate the leading quantum GUT corrections to the Newtonian potential, which turn out to be of logarithmic form in asymptotically ...
arxiv   +1 more source

Ustawowe podstawy działania archiwów niemieckich. Federalne i krajowe ustawy archiwalne

open access: yesArcheion, 2020
Statutory grounds for the activity of German archives. Federal and national laws on archives Laws on archives lay down the purposes and tasks of archives.
Gut, Paweł
doaj   +1 more source

Comparison of microbial signatures between paired faecal and rectal biopsy samples from healthy volunteers using next-generation sequencing and culturomics

open access: yesMicrobiome, 2022
Background Faecal samples are frequently used to characterise the gut microbiota in health and disease, yet there is considerable debate about how representative faecal bacterial profiles are of the overall gut community.
Indrani Mukhopadhya   +5 more
doaj   +1 more source

The gut microbiota as an environmental factor that regulates fat storage.

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2004
New therapeutic targets for noncognitive reductions in energy intake, absorption, or storage are crucial given the worldwide epidemic of obesity. The gut microbial community (microbiota) is essential for processing dietary polysaccharides.
F. Bäckhed   +7 more
semanticscholar   +1 more source

Autoimmunity and the Gut [PDF]

open access: yesAutoimmune Diseases, 2014
Autoimmune diseases have increased dramatically worldwide since World War II. This is coincidental with the increased production and use of chemicals both in industrial countries and agriculture, as well as the ease of travel from region to region and continent to continent, making the transfer of a pathogen or pathogens from one part of the world to ...
openaire   +3 more sources

Gut immune dysfunction through impaired innate pattern recognition receptor expression and gut microbiota dysbiosis in chronic SIV infection. [PDF]

open access: yes, 2016
HIV targets the gut mucosa early in infection, causing immune and epithelial barrier dysfunction and disease progression. However, gut mucosal sensing and innate immune signaling through mucosal pattern recognition receptors (PRRs) during HIV infection ...
Bäumler, AJ   +9 more
core   +2 more sources

Liver metastases in gastroenteropancreatic neuroendocrine tumours – treatment methods

open access: yesGastroenterology Review, 2020
Surgical approaches that allow the safe treatment of multiple, bilateral, large tumours, and that combine extirpative, ablative and interventional therapies, have expanded the population of patients with neuroendocrine tumors (NET) liver metastases (LMs)
Paweł Gut
doaj   +1 more source

Impact of diet in shaping gut microbiota revealed by a comparative study in children from Europe and rural Africa

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2010
Gut microbial composition depends on different dietary habits just as health depends on microbial metabolism, but the association of microbiota with different diets in human populations has not yet been shown.
C. de Filippo   +8 more
semanticscholar   +1 more source

A mechanism by which gut microbiota elevates permeability and inflammation in obese/diabetic mice and human gut

open access: yesGut, 2023
Objective Ample evidence exists for the role of abnormal gut microbiota composition and increased gut permeability (‘leaky gut’) in chronic inflammation that commonly co-occurs in the gut in both obesity and diabetes, yet the detailed mechanisms involved
S. Mishra   +10 more
semanticscholar   +1 more source

The stress polarity signaling (SPS) pathway serves as a marker and a target in the leaky gut barrier: implications in aging and cancer. [PDF]

open access: yes, 2020
The gut barrier separates trillions of microbes from the largest immune system in the body; when compromised, a "leaky" gut barrier fuels systemic inflammation, which hastens the progression of chronic diseases.
Das, Soumita   +9 more
core   +2 more sources

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