Results 81 to 90 of about 40,702 (217)

Lessons from the gastrin and gastrin receptor knockout mice

open access: yes, 2001
The gastric hormone gastrin was first recognized for its ability to induce acid secretion. Following the purification and subsequent development of specific radioimmunoassays for gastrin, it was also shown to be a regulator of oxyntic mucosal growth.
Friis-Hansen, L.
core   +1 more source

Multi‐regional Organoid Biobank Reveals FAK‐ACSL1‐Driven Doxorubicin‐Resistance and Predictive Biomarkers in Breast Cancer

open access: yesAdvanced Science, Volume 13, Issue 55, 5 October 2026.
This study established a high‐quality organoid biobank derived from 68 tumor sites across 50 Chinese patients, elucidated the drug sensitivity‐based molecular subtyping in breast cancer, and revealed a novel mechanism of drug resistance mediated by the FAK‐ACSL1 pathway.
Hao Xu   +10 more
wiley   +1 more source

Spinal Mechanisms of Testosterone Involved in Itch Regulation

open access: yesCNS Neuroscience &Therapeutics, Volume 32, Issue 10, October 2026.
Testosterone serves as an endogenous anti‐pruritic hormone underlying sex‐dependent itch differences. In the spinal dorsal horn, testosterone binds androgen receptors on GABAergic interneurons to enhance GABA release, suppressing GRPR+ − pruriceptive neurons through GABAA receptors and alleviating acute/chronic itch alongside itch‐comorbid anxiety ...
Luying Chen   +5 more
wiley   +1 more source

Regulation of antral gastrin content

open access: yes, 1983
Five groups of rats were fasted for 3 days and injected with either NaCl or 5, 10, 20, or 40 micrograms/kg bombesin every 8 h. The animals were killed, and their serum and antral gastrin levels were compared with those of normally fed rats.
P. D. Guthrie, L. R. Johnson
core   +1 more source

Gastric Emptying in Obesity and Weight‐Loss Interventions: Physiology, Assessment, and Clinical Implications

open access: yesComprehensive Physiology, Volume 16, Issue 5, October 2026.
Obesity is associated with accelerated gastric emptying. Weight‐loss interventions each impose a distinct emptying signature: acceleration after sleeve gastrectomy and gastric bypass, delay after endoscopic sleeve gastroplasty, intragastric balloon, and GLP‐1 receptor agonists.
Maxime Amoyel   +4 more
wiley   +1 more source

Le récepteur CCK2 dans les cancers : ciblage diagnostique et thérapeutique grâce à la vectorisation de nanoparticules magnétiques [PDF]

open access: yes, 2012
Le récepteur CCK2 est un récepteur à 7 domaines transmembranaires couplé aux protéines G. D'un point de vue physiologique, le récepteur CCK2 joue un rôle central dans la régulation de la digestion, et agit également au niveau du système nerveux central ...
Sanchez, Claire
core  

Integrative characterization of human hepatocellular carcinoma‐derived organoids and their HBV‐associated biology

open access: yesClinical and Translational Medicine, Volume 16, Issue 10, October 2026.
20 HCC‐derived organoids, three adjacent non‐tumour tissue‐derived organoids, and 12 HCC‐derived cell lines from 20 patients were established and biobanked. Integrative analyses combining drug screening, whole‐exome sequencing, and RNA sequencing revealed molecular subtypes and identified candidate determinants of lenvatinib response.
Seo‐Hyeon Kim   +9 more
wiley   +1 more source

Pitfalls in diagnostic gastrin measurements

open access: yes, 2012
Gastrin measurements are performed primarily for the diagnosis of gastrin-producing tumors, gastrinomas, which cause the Zollinger-Ellison syndrome (ZES).
Poitras, Pierre   +4 more
core   +1 more source

Influence of Proton Pump Inhibitor Use in Gastrointestinal Polyps

open access: yesKaohsiung Journal of Medical Sciences, 2010
Proton pump inhibitors (PPIs) are the most potent anti-acid agents and are extensively used worldwide. PPI-induced hypergastrinemia is one of the very few side effects associated with these drugs.
Wen-Hung Hsu   +9 more
doaj   +1 more source

Long‐Term Survival Following Nivolumab Treatment in Pulmonary Tumour Thrombotic Microangiopathy Associated With Cancer of Unknown Primary: A Case Report

open access: yesRespirology Case Reports, Volume 14, Issue 10, October 2026.
Pulmonary tumour thrombotic microangiopathy (PTTM) is a rapidly fatal condition that is rarely diagnosed during life. Early clinical recognition and prompt nivolumab treatment resulted in long‐term survival in a patient with cancer of unknown primary‐associated PTTM.
Kosuke Fujishima   +4 more
wiley   +1 more source

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