Results 31 to 40 of about 1,657 (182)

Estudo da gastrinemia pré e pós-operatória em pacientes submetidos à gastroplastia vertical com banda e reconstrução em Y de Roux por obesidade mórbida

open access: yesRevista do Colégio Brasileiro de Cirurgiões
OBJETIVO: Avaliar as concentrações pré e pós-operatória da gastrina sérica, hormônio fundamental na produção do ácido clorídrico gástrico, correlacionando-as com as complicações cloridropépticas pós-cirúrgicas, em pacientes submetidos à gastroplastia ...
Edmundo Anderi Jr   +3 more
doaj   +1 more source

Paediatric development of radiopharmaceutical imaging agents and radioligand therapeutics

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
Abstract This review focuses on the development of radiopharmaceutical imaging agents and radioligand therapeutics for paediatric use. Nuclear medicine plays an important role in the diagnosis and treatment of various childhood conditions, including cancers, infections and brain disorders.
Justin L. Hay   +5 more
wiley   +1 more source

An evaluation of chromogranin A versus gastrin and progastrin in gastrinoma diagnosis and control

open access: yes, 2014
AIM: The value of chromogranin A (CgA) versus gastrin and progastrin in diagnosis and control of gastrinoma patients is not settled because the peptides circulate as variable mixtures.
Rehfeld, Jens F   +3 more
core   +1 more source

Illuminating point‐of‐care diagnostics with aggregation‐induced emission biosensors

open access: yesFlexMat, EarlyView.
This review highlights the application of aggregation‐induced emission luminogens (AIEgens) in point‐of‐care (POC) diagnostics for disease biomarker detection. It systematically examines a range of biosensing platforms, including lateral flow immunoassays, microfluidic chips, and electrochemiluminescence sensors, alongside their utility in detecting ...
Danni Hu   +3 more
wiley   +1 more source

Progress in the Role of Mast Cells and Biomolecular Signals in the Mechanism of Postoperative Ileus: From Cellular Activation to Exploration of the Brain–Gut Axis

open access: yesGut Medicine, EarlyView.
ABSTRACT Postoperative ileus (POI) is a frequent complication after surgical procedures, predominantly manifesting as aberrant gastrointestinal motility, which markedly extends the duration of postoperative recovery for patients. The clinical duration of POI is typically modulated by intricate inflammatory cascades, with mast cells assuming a critical ...
Tian‐le Zhang   +4 more
wiley   +1 more source

Human biomarker navigator

open access: yesiMeta, EarlyView.
The Human Biomarker Navigator integrates the disease continuum, biomarker dynamics, cross‐organ biomarker networks, biomarker classification, and technology‐driven paradigms. It maps how biomarkers link multi‐system physiology and pathology across the nervous, respiratory, endocrine, circulatory, immune, digestive, urinary, reproductive, and ...
Meng‐Yao Li   +29 more
wiley   +1 more source

Biological activities and bioactive constituents of Flammulina velutipes: An updated systematic review

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract Flammulina velutipes (enokitake) is an edible mushroom recognized for both its nutritional and medicinal properties. It exhibits a broad spectrum of biological activities, including antioxidant, anti‐inflammatory, antitumor, immunomodulatory, and gut microbiota‐regulating effects.
Rıdvan Özgen   +2 more
wiley   +1 more source

Impaired α-carboxyamidation of gastrin in vitamin C-deficient guinea pigs [PDF]

open access: yes, 1986
The biosynthetic activation of many hormonal peptides requires enzymatic a-carboxyamidation via glycine-extended intermediate forms. By specific radioimmunochemical measurement on extracts of guinea pig antra, we found that vitamin C deficiency induced a
Jens F. Rehfeld   +5 more
core   +1 more source

Perioperative Risks of Concurrent Pancreatic and Hepatic Resections for Neuroendocrine Tumors

open access: yesJournal of Surgical Oncology, EarlyView.
ABSTRACT Background and Objectives Pancreatic neuroendocrine tumors (pNETs) account for 1%–2% of pancreatic tumors, with an increasing incidence. The safety of concurrent pancreas‐liver resections remains uncertain. This study evaluated the national outcomes of concurrent pancreatectomy and liver‐directed surgery for pNETs. Methods ACS‐NSQIP (2019–2023)
Amir Ebadinejad   +4 more
wiley   +1 more source

The Search for Submammalian Gastrins: The Identification of Amphibian Gastrin

open access: yesExperimental Biology and Medicine, 1976
SummaryExtracts of the digestive tracts of three amphibian species were examined by radioimmunoassay for gastrin-like materials. Gastrin was detected in all three species of amphibia examined. In R. cates-beiana and R. pipiens the largest tissue concentrations of gastrin were found in the antrum, followed by the duodenum and pancreas, respectively, in ...
R G, Gibson   +3 more
openaire   +2 more sources

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