Results 1 to 10 of about 61,834 (330)

The mixed legacy of the rat estrous cycle [PDF]

open access: yesBiology of Sex Differences, 2023
Background The rat estrous cycle first characterized by Long and Evans in 1922 profoundly affected the course of endocrine research. Investigators took advantage of sex steroid hormone fluctuations associated with the cycle to assess hormonal influences ...
Irving Zucker
doaj   +6 more sources

Mouse serum facilitates the expansion of the follicular cavity regardless of the estrous cycle phase [PDF]

open access: yesJournal of Ovarian Research
Objective In investigating the effect of alcohol intake on the in vitro development of preantral follicles, physiological differences across estrous cycle phases in mice probably affect the results; therefore, it is necessary to determine whether serum ...
Meng-Ting Cao   +12 more
doaj   +2 more sources

Why the estrous cycle matters for neuroscience

open access: yesBiology of Sex Differences, 2022
Background Ovarian hormone fluctuations over the rodent estrous cycle and the human menstrual cycle are known to significantly impact brain physiology and disease risk, yet this variable is largely ignored in preclinical neuroscience research, clinical ...
Devin Rocks   +2 more
doaj   +3 more sources

Estrous Cycle-Dependent Phasic Changes in the Stoichiometry of Hippocampal Synaptic AMPA Receptors in Rats. [PDF]

open access: goldPLoS ONE, 2015
Cognitive function can be affected by the estrous cycle. However, the effect of the estrous cycle on synaptic functions is poorly understood. Here we show that in female rats, inhibitory-avoidance (IA) task (hippocampus-dependent contextual fear-learning
Hirobumi Tada   +7 more
doaj   +3 more sources

Evaluation of anti-Mullerian hormone, antral follicle count and progesterone concentration during estrous cycle in Murrah buffaloes

open access: diamondIndian Journal of Animal Sciences, 2019
An experiment was conducted to study the anti-Mullerian hormone (AMH) concentration, antral follicle count (AFC) and progesterone (P4) concentration during estrous cycle in Murrah buffaloes. Seven animals of 5–10 years were selected for the study.
P M KEKAN   +8 more
doaj   +3 more sources

Validation of a mathematical model of the bovine estrous cycle for cows with different estrous cycle characteristics

open access: yesAnimal, 2017
A recently developed mechanistic mathematical model of the bovine estrous cycle was parameterized to fit empirical data sets collected during one estrous cycle of 31 individual cows, with the main objective to further validate the model.
H.M.T. Boer   +5 more
doaj   +4 more sources

Behaviors Related to Psychiatric Disorders and Pain Perception in C57BL/6J Mice During Different Phases of Estrous Cycle

open access: yesFrontiers in Neuroscience, 2021
Robust sex difference among humans regarding psychiatry- and pain-related behaviors is being researched; however, the use of female mice in preclinical research is relatively rare due to an unchecked potential behavioral variation over the estrous cycle.
Weinan Zhao   +83 more
doaj   +1 more source

ESTROGEN LEVEL DETERMINATION DURING ESTRUS CYCLE OF CAPRI . IBEX FEMALES AND ITS EFFECT ON WHITE BLOOD CELL [PDF]

open access: yesMesopotamia Journal of Agriculture, 2012
This study was carried on (7) females Caper . ibex, age between 3 – 4 years at Baghdad Zoo /Al – Zawrra park within reproductive season .The body weight between 25 – 30 kg .All the animals were put under environmental conditions .The aim of this study ...
Fatima J. Azgar
doaj   +1 more source

The impact of the ovarian cycle on anxiety, allopregnanolone, and corticotropin releasing hormone changes after motherhood in female rats and women

open access: yesTranslational Psychiatry, 2023
Fluctuations in ovarian steroids across the estrous and menstrual cycle in female rats and women, respectively, are associated with changes in anxiety. Pregnancy causes long-term changes to ovarian hormone release, yet research on estrous- and menstrual ...
Jodie E. Pestana   +2 more
doaj   +1 more source

Estrous Cycle Monitoring in Mice with Rapid Data Visualization and Analysis

open access: yesBio-Protocol, 2019
The estrous cycle provides a readout of reproductive health in female laboratory rodents, and estrous cycle stage can be an important physiological variable.
Leanna Pantier   +2 more
doaj   +1 more source

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