Results 21 to 30 of about 1,128,692 (290)

Circadian regulation of reproduction: From gamete to offspring [PDF]

open access: yes, 2013
P01326625; Grants: GNT0519315Few challenges are more critical to the survival of a species than reproduction. To ensure reproductive success, myriad aspects of physiology and behaviour need to be tightly orchestrated within the animal, as well as timed ...
Boden, M., Kennaway, D., Varcoe, T.
core   +1 more source

Output from VIP cells of the mammalian central clock regulates daily physiological rhythms [PDF]

open access: yes, 2020
The suprachiasmatic nucleus (SCN) circadian clock is critical for optimising daily cycles in mammalian physiology and behaviour. The roles of the various SCN cell types in communicating timing information to downstream physiological systems remain ...
A Kalsbeek   +70 more
core   +1 more source

C24:0 avoids cold exposure-induced oxidative stress and fatty acid β-oxidation damage

open access: yesiScience, 2021
Summary: Low temperatures can cause severe growth inhibition and mortality in fish. Previous studies about the cold resistance of fish mainly focused on the role of unsaturated fatty acids, rather than saturated fatty acids (SFAs).
Shouxiang Sun, Xiaojuan Cao, Jian Gao
doaj   +1 more source

The effectiveness of animal physiology practical book based on guided inquiry model

open access: yesJPBI (Jurnal Pendidikan Biologi Indonesia), 2019
The effectiveness of animal physiology practical book based on guided inquiry model is the essential factor to achievement student understanding a about animal physiology concepts.
Rina Widiana   +3 more
doaj   +1 more source

Celecoxib alleviates pathological cardiac hypertrophy and fibrosis via M1-like macrophage infiltration in neonatal mice

open access: yesiScience, 2021
Summary: Cardiac hypertrophy is an adaptive response to all forms of heart disease, including hypertension, myocardial infarction, and cardiomyopathy. Cyclooxygenase-2 (COX-2) overexpression results in inflammatory response, cardiac cell apoptosis, and ...
Yanli Zhao   +6 more
doaj   +1 more source

“Do Not Kill Guinea Pig before Setting up Apparatus”: The Kymograph's Lost Educational Context [PDF]

open access: yes, 2016
The objects of science education are transformed, degraded and disappeared for many reasons, and sometimes take other things with them when they go. This close reading of an undergraduate physiology laboratory report demonstrates how the kymograph was ...
Kwan, Alistair Marcus
core   +2 more sources

Kidney disease risk factors do not explain impacts of low dietary protein on kidney function and structure

open access: yesiScience, 2021
Summary: The kidneys balance many byproducts of the metabolism of dietary components. Previous studies examining dietary effects on kidney health are generally of short duration and manipulate a single macronutrient.
Amelia K. Fotheringham   +17 more
doaj   +1 more source

Reproductive and developmental effects of phthalate diesters in females. [PDF]

open access: yes, 2013
Phthalate diesters, widely used in flexible plastics and consumer products, have become prevalent contaminants in the environment. Human exposure is ubiquitous and higher phthalate metabolite concentrations documented in patients using medications with ...
Chambers, Christina   +2 more
core   +1 more source

Urine cortisol in pigs of different MH-genotypes

open access: yesActa Agriculturae Slovenica, 2003
Urine cortisol concentration was evaluated in German Landrace barrows of two MH-genotypes (NN, Nn) housed in metabolic cages. Furthermore, cortisol in urine was evaluated as a substitute measure of plasma cortisol values in pigs.
Nataša SIARD   +3 more
doaj   +1 more source

Visual deprivation induces a stronger dive response in a harbor porpoise

open access: yesiScience, 2023
Summary: The dive response allows marine mammals to perform prolonged breath-hold dives to access rich marine prey resources. Via dynamic adjustments of peripheral vasoconstriction and bradycardia, oxygen consumption can be tailored to breath-hold ...
Ciska Bakkeren   +5 more
doaj   +1 more source

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