Results 101 to 110 of about 57,832 (298)

Transepithelial electrical resistance (TEER): a functional parameter to monitor the quality of oviduct epithelial cells cultured on filter supports [PDF]

open access: yes, 2015
Cultivation of oviduct epithelial cells on porous filters fosters in vivo-like morphology and functionality. However, due to the optical properties of the filter materials and the cells’ columnar shape, cell quality is hard to assess via light microscopy.
Chen, Shuai   +2 more
core   +2 more sources

Monitoring the effects of ovariectomy on seasonal movement behavior in suburban female white‐tailed deer using internet of things‐enabled devices

open access: yesWildlife Biology, EarlyView.
Abundant deer populations often cause conflicts in suburban communities, yet traditional population reduction methods, such as controlled hunting, can be challenging to implement. Fertility control, specifically through ovariectomy, can limit reproduction and reduce populations in certain settings, but its effect on movement behavior remains poorly ...
Vickie DeNicola   +2 more
wiley   +1 more source

Estrous cycle manipulation in dogs

open access: yesClinical Theriogenology
Domestic dogs provide a unique challenge to the veterinary practitioner to manipulate estrous cycle. Due to an obligatory 120-day anestrus, dogs cycle much less frequently than other domestic species. This can pose a problem for owners and breeders wishing to produce pups at a certain part of the year or temporarily prevent pregnancy due to competition,
Gail McRae, Erin Runcan, Aime Johnson
openaire   +1 more source

First Non‐Invasive Monitoring of Fecal Steroids in Greater Caribbean Manatees (Trichechus manatus manatus)

open access: yesZoo Biology, EarlyView.
This study established the first fecal hormonal reference values (P4/E2) for the Greater Caribbean manatee. Using non‐invasive ELISA, the authors found no significant differences between mature and immature females, highlighting that long‐term monitoring and ultrasounds are essential to fully understand their complex reproductive cycles.
Vanessa Bermúdez‐Cardona   +3 more
wiley   +1 more source

Hypothalamic Expression of KiSS1 and RFamide-related Peptide-3 mRNAs during The Estrous Cycle of Rats [PDF]

open access: yesInternational Journal of Fertility and Sterility, 2013
Kisspeptin and RFamide-related peptide-3 (RFRP-3) are known to affect GnRH/luteinizing hormone (LH) in several species, including the rat. It has been hypothesized that GnRH/LH changes during the rat estrous cycle may result from changes in the ...
Mohammad Saied Salehi   +9 more
doaj  

Reinforcement learning across the rat estrous cycle

open access: yesPsychoneuroendocrinology, 2019
Reinforcement learning, the process by which an organism flexibly adapts behavior in response to reward and punishment, is vital for the proper execution of everyday behaviors, and its dysfunction has been implicated in a wide variety of mental disorders.
Jeroen P.H. Verharen   +3 more
openaire   +5 more sources

Testicular SIRT1 Loss Reveals an Aging‐Like Proteomic Landscape and Precipitates Reproductive Deterioration

open access: yesAndrology, EarlyView.
ABSTRACT Background Advanced paternal age is associated with reduced male fertility and testicular dysfunction. Among the molecular regulators involved in aging, SIRT1, a NAD+‐dependent deacetylase, plays a pivotal role in maintaining oxidative balance and cellular homeostasis.
María Iniesta‐Cuerda   +7 more
wiley   +1 more source

Follicular Development Dynamics and Plasma Progesterone Profile during the Estrous Cycle of Dairy Cows

open access: yesAnimal Production: Indonesian Journal of Animal Production, 2008
A total of five local Friesian cows, 4 to 5 years, healthy, reproductively sound, were used in the study to understand the development dynamics of dominant follicles and plasma progesterone profile during estrous cycle.
PP Putro   +3 more
doaj  

Phytochemical analysis and a study on the antiestrogenic antifertility effect of leaves of Piper betel in female albino rat

open access: yesAncient Science of Life, 2014
Objective: To study the effect of graded doses of the aqueous and methanolic extract of the leaves of Piper betel (PB) Linn (PBL) on the estrous cycle of female albino rats.
Sasmita Biswal
doaj   +1 more source

Hormonal Treatment During Ex Vivo Lung Perfusion Ameliorates Brain Death Induced Inflammation

open access: yesArtificial Organs, EarlyView.
Treatment of lungs during ex vivo perfusion with 17β‐estradiol and methylprednisolone improved graft quality. In females, treated and non‐treated groups presented reduced leukocyte infiltration and only the treatment improved perfusion flow. In males, treatment improved lung function by increasing compliance, paO2, and perfusion flow.
Marina Vidal‐dos‐Santos   +9 more
wiley   +1 more source

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