proestrus


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Related to proestrus: metestrus, estrous

proestrus

 [pro-es´trus]
the period of heightened follicular activity preceding estrus.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

pro·es·trus

(prō-es'trŭs),
The period in the estrus cycle preceding estrus, characterized by the growth of the graafian follicles and physiologic changes related to estrogen production.
Synonym(s): proestrum
Farlex Partner Medical Dictionary © Farlex 2012

proestrus

(prō-ĕs′trəs)
n.
The period immediately before estrus in most female mammals, characterized by development of the endometrium and ovarian follicles.
pro·es′trous adj.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

pro·es·trus

(prō-es'trŭs)
The period preceding estrus, characterized by heightened follicular activity and estrogen production.
Synonym(s): pro-oestrus.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
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References in periodicals archive ?
During the estrous cycle, LIF expression was greatest at late diestrus and proestrus phases.
Leukemia inhibitory factor and its receptor: expression and regulation in the porcine endometrium throughout the estrous cycle and pregnancy
Pap Stain for proestrus stage shows many superficial nucleated cells.
Estudio Comparativo de los Metodos de Tincion Metacromatica en la Evaluacion de los Tipos de Celulas Exfoliativas Durante el Ciclo Estral en Ratas Sprague-Dawley de Laboratorio
Cytological features following vaginal smear represent each stage of estrous cycle Stage of Nucleated Squamous Cornified squamous estrous cycle epithelial cells epithelial cells epithelial cells Proestrus + - - Estrus - + - Metestrus - - + Diestrus - - - Stage of Leukocytes estrous cycle Proestrus - Estrus - Metestrus + Diestrus + Proestrus, predominantly consisting of nucleated epithelial cells; estrus, with cornfield squamous epithelial cells; metestrus, consisting of cornified squamous epithelial cells and predominance of leukocytes; and diestrus, consisting predominantly of leucocytes Table 2.
Assessment of PGC1[alpha]-FNDC5 Axis in Granulosa Cells of PCOS Mouse Model
They were found in proestrus, estrus or metestrus and were considered as reproductive females since there is hormonal stimulation for each phase and a clear indication that they are sexually receptive.
Actividad reproductiva de una poblacion de Nephelomys meridensis (Rodentia: Cricetidae) en Colombia
However, it is important to take into account that rabbits are reflex ovulators [36] and females used in this study were at early proestrus [15].
Hypothyroidism Reduces the Size of Ovarian Follicles and Promotes Hypertrophy of Periovarian Fat with Infiltration of Macrophages in Adult Rabbits
On the contrary, it was shown that young rats in proestrus and late pregnancy (i.e., reproductive conditions associated with higher cortical ALLO levels) exhibit better performance on the object recognition task than rats in dioestrous or early pregnancy conditions [81].
Neurosteroids Involvement in the Epigenetic Control of Memory Formation and Storage
Drug administration started when the females were in the proestrus phase.
EXPRESSION OF CYTOCHROME P450 2C AND 3A IN FEMALE RAT LIVER AFTER LONG-TERM ADMINISTRATION OF GONADOLIBERIN ANALOGS
Females that showed a proestrus smear (day 0) were mated with a male of proven fertility on the same evening.
Antiestrogenic and anti-inflammatory potential of n-hexane fraction of Vitex negundo Linn leaf extract: a probable mechanism for blastocyst implantation failure in Mus musculus
In all the studied females, the estrous cycle lasted 4 days and consisted of four phases: proestrus, estrus, metestrus, and diestrus.
Intrinsic apoptosis pathway in fallopian tube epithelial cells induced by cladribine
The intensity of the stromal TNF[alpha] staining was the highest in anestrus and proestrus dogs and diminished towards estrus and diestrus [40].
LPS-challenged TNF[alpha] production, prostaglandin secretion, and TNF[alpha]/TNFRs expression in the endometrium of domestic cats in estrus or diestrus, and in cats with pyometra or receiving medroxyprogesterone acetate

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