Results 61 to 70 of about 123,812 (299)

Hypocretin Levels in Sporadic and Familial Cases of Canine Narcolepsy

open access: yesNeurobiology of Disease, 2001
Familial and sporadic forms of narcolepsy exist in both humans and canines. Mutations in the hypocretin receptor 2 gene (Hcrtr 2) cause canine familial narcolepsy.
Beth Ripley   +4 more
doaj  

Association of Angiotensin I Converting Enzyme Insertion/287 bp Deletion Polymorphisms and Proliferative Prostatic Diseases among Lebanese Men

open access: yesProstate Cancer, 2020
Background. Angiotensin I converting enzyme (ACE) insertion (I) and 287 bp Alu repeat DNA fragment deletion (D) polymorphisms have been indicated in various cancers.
Asmahan A. El Ezzi   +7 more
doaj   +1 more source

Comparison of Enzyme‐Linked Immunosorbent Assay and Lateral Flow Assay to Measure Thyroid‐Stimulating Hormone and Free T4 in Human Serum

open access: yesJournal of Clinical Laboratory Analysis, EarlyView.
TSH and fT4 measured by EIA and EFL were evaluated by two regression models: Deming and Passing Bablok. The Deming regression for TSH shows that the mean levels obtained by both methods do not present significant differences; however, the Passin‐Bablok regression identifies significant bias between both methods in the range of concentrations studied ...
Rolando Advíncula‐Espino   +2 more
wiley   +1 more source

Secretion of the arginine-rich and A-I apolipoproteins by the isolated perfused rat liver

open access: yesJournal of Lipid Research, 1977
Rates of secretion of the arginine-rich and A-I apolipoproteins into perfusates of rat livers were measured by specific radioimmunoassays. Livers were perfused for 6 hr in a recirculating system in the presence or absence of 5,5′-dithionitrobenzoic acid,
T E Felker   +3 more
doaj  

Quantification of rat kisspeptin using a novel radioimmunoassay. [PDF]

open access: yesPLoS ONE, 2014
Kisspeptin is a hypothalamic peptide hormone that plays a pivotal role in pubertal onset and reproductive function. Previous studies have examined hypothalamic kisspeptin mRNA expression, either through in situ hybridisation or real-time RT-PCR, as a ...
James S Kinsey-Jones   +6 more
doaj   +1 more source

Measurement of the Proteinase Inhibitors of the Bovine Pancreas by Radioimmunoassay [PDF]

open access: yes, 1976
Bovine pancreas contains two polypeptide trypsin inhibitors that are not homologous and differ in their inhibitory activity towards chymotrypsin, kallikrein, elastase, and other serine proteinases. The Kunitz inhibitor and the Kazal inhibitor are present
Fink, Edwin   +2 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

Perfil hormonal de Progesterona durante o ciclo Estral em novilhas Nelore confinadas com Diferentes Ondas de Crescimento Folicular Plasma Progesterone Level during the Estrous Cycle in Nelore Heifers Confined with Two, Three and Four Waves of Follicular Growth

open access: yesRevista Brasileira de Zootecnia, 2001
Efetuaram-se coletas diárias de sangue, de 16 novilhas Nelore confinadas, para análise de progesterona plasmática pelo método de radioimunoensaio (RIA). Os dias analisados para progesterona foram o dia zero (estro) e a cada três dias até o dia -1 e o dia
Luciene Lomas Santiago   +4 more
doaj   +1 more source

Chromogranin A in neurons of the rat cerebellum and spinal cord: quantification and sites of expression [PDF]

open access: yes, 1992
Chromogranin A (CGA) is an abundant protein of dense-cored secretory vesicles in endocrine and neuronal cells. The present study, for the first time, compares CGA of neurons of the central nervous system with the CGA of adrenal origin.
Bergmann, M.   +4 more
core   +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

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