Results 51 to 60 of about 129,731 (303)

Comprehensive Characterization of Acer truncatum Leaf Extract: Identification of Systemic Metabolites and Effects on Performance, Antioxidant Status, and Intestinal Microbiota in Laying Hens

open access: yesAnimal Research and One Health, EarlyView.
Dietary A. truncatum leaf extract is absorbed and improves laying performance in aged hens by enhancing systemic antioxidant capacity and modulating the gut microbiota. ABSTRACT The demand for natural feed additives is considerably increasing in the antibiotic‐free feed era.
Kailong Qin   +6 more
wiley   +1 more source

Generation of monoclonal antibodies specific for mouse apolipoprotein B-100 in apolipoprotein B-48-only mice

open access: yesJournal of Lipid Research, 1999
Over the past 10 years, many laboratories have investigated lipid metabolism and atherogenesis with a variety of transgenic and gene knockout mouse models.
Constance H. Zlot   +8 more
doaj   +1 more source

Analysis and Characterization of Kisspeptin and Its Analogues in Serum and Urine Samples by Liquid Chromatography–High‐Resolution Mass Spectrometry for Doping Control Purposes

open access: yesDrug Testing and Analysis, EarlyView.
Sensitive LC‐HRMS methods were established for the detection of kisspeptin and its analogues in serum and urine, alongside their analytical and metabolic characterization. Stability studies were conducted in serum, plasma, and urine, highlighting the importance of appropriate sample handling for reliable anti‐doping analysis.
Sophia Krombholz   +3 more
wiley   +1 more source

Fractionation of human serum lipoproteins by single-spin gradient ultracentrifugation: quantification of apolipoproteins B and A-I and lipid components

open access: yesJournal of Lipid Research, 1977
A sensitive and reproducible method has been developed for separation of the major serum lipoproteins from 1 ml or less of human serum by isopycnic density gradient ultracentrifugation.
J R Foreman   +5 more
doaj   +1 more source

Commonalities of platelet dysfunction in heart failure with preserved ejection fraction and underlying comorbidities

open access: yesESC Heart Failure, Volume 12, Issue 2, Page 1013-1028, April 2025.
Abstract Heart failure with preserved ejection fraction (HFpEF) is characterized by a lack of a specific targeted treatment and a complex, partially unexplored pathophysiology. Common comorbidities associated with HFpEF are hypertension, atrial fibrillation, obesity and diabetes.
Giorgia D'Italia   +2 more
wiley   +1 more source

Plasma testosterone and 11-ketotestosterone levels of male pacu Piaractus mesopotamicus (Cypriniformes, Characidae)

open access: yesBrazilian Journal of Medical and Biological Research, 1997
The levels of testosterone (T) and 11-ketotestosterone (11-KT) of the South American pacu Piaractus mesopotamicus were determined by radioimmunoassay during two stages of the reproductive cycle, i.e., resting and maturation, and the gonadosomatic index ...
R. Gazola, M.I. Borella
doaj   +1 more source

Prolactin [PDF]

open access: yes, 1977
During an oral glucose tolerance test (OGTT) glucose and insulin levels were measured in 26 patients with prolactin-producing pituitary tumours without growth hormone excess.
A. Renauld   +24 more
core   +1 more source

Corticosterone and Mitochondrial Efficiency Are Associated With Changes in DNA Oxidative Damage During an Acute Stress Response in Leach's Storm‐Petrels (Hydrobates leucorhous)

open access: yesJournal of Experimental Zoology Part A: Ecological and Integrative Physiology, EarlyView.
ABSTRACT The ability of organisms to effectively respond to challenges is critical for survival. We investigated how an acute stressor affected corticosterone, mitochondrial function, and DNA oxidative damage in a wild population of Leach's storm‐petrels (Hydrobates leucorhous).
Kayla E. Lichtner   +10 more
wiley   +1 more source

Development and validation of a solid phase radioimmunoassay system for the determination of pregnancy-associated glycoproteins in bovine serum [PDF]

open access: yesKafkas Universitesi Veteriner Fakültesi Dergisi
The Pregnancy-Associated Glycoproteins (PAGs) belong to aspartic protease family and are synthesized by trophoblast cells of ruminant placenta and secreted into maternal blood and milk.
Aldjia BENABDELAZIZ   +5 more
doaj   +1 more source

Associations between body mass index categories and geriatric assessment tests among older adults with chronic kidney disease: A prospective study

open access: yesNutrition in Clinical Practice, EarlyView.
Abstract Background The optimal body mass index (BMI) among older adults with chronic kidney disease (CKD) in geriatric assessment tests has not been studied. This study investigates the relationship between BMI and Comprehensive Geriatric Assessment (CGA) parameters among older adults with CKD.
Yelda Deligöz Bildaci   +5 more
wiley   +1 more source

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