Oestrus

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Oestrus

 [es´trus]
a genus of botflies. O. o´vis deposits its larvae in the nostrils of sheep and goats and can cause ocular myiasis in humans.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

Oestrus

(es'trŭs),
A genus of tissue-invading flies that cause myiasis in sheep; the head botflies in the family Oestridae. Oestrus ovis (a nose fly) is a grayish brown, robust, hairy, beelike botfly, imported from Europe, and now a serious pest in parts of the U.S.; larvae are deposited by the adult fly in the nostrils of sheep, and inch-long larvae develop in the paranasal sinuses, causing considerable mucous discharge and distress in old or weak sheep.
[G. oistros, gadfly]
Farlex Partner Medical Dictionary © Farlex 2012

oestrus

(ĕs′trəs)
n.
Variant of estrus.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

es·trus

(es'trŭs)
That portion or phase of the sexual cycle of female animals characterized by willingness to permit coitus; readily detectable behavioral and other signs are exhibited by animals during this period.
Synonym(s): estruation, heat (2) , oestrus.
[G. oistros, mad desire]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

Oestrus

A genus of flies whose larvae can parasitize humans and animals. The larvae can attach themselves with hooks to the CONJUNCTIVA and may cause serious damage to the eye.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005
References in periodicals archive ?
The presence of adiponectin and its receptors in the ovaries during all periods of the oestrous cycle, taken together with the data presented above, indicates the important role of this adipokine in the regulation of oocyte maturation, CL formation and activity, and a proper course of the oestrous/ menstrual cycle via its influence on the steroid production process.
reported that the GSH content in the ovaries increased from the oestrous to metestrus phase compared with the diestrus to pro-oestrus phase in adult rats [103].
(32) In a study of oestrous cycle in goats there was significant negative correlation between progesterone and globulin.
Immunohistochemical detection of receptors for oestrogen and progesterone in endometrial glands and stoma during the oestrous cycle in Nelore (Bos Taurus indicus) cows.
As regards BCM, to date, there is no satisfactory classification to categorize the different crystallization patterns that can be observed during the oestrous cycle, and specifically in the oestrus stage.
Follicular population during the oestrous cycle in Nili-Ravi buffaloes undergoing spontaneous and PGF2a induced luteolysis.
The disease normally occurs in the luteal phase of the oestrous cycle and it is associated with hormonal alterations and bacterial infections [1].
In studies performed on female rats, it has been indicated that AAS applications cause disorders in oestrous cycle and delay the beginning of puberty by affecting FSH synthesis as same as LH synthesis in male rats (Gerez et al 2005, Mobini Far et al 2007).
The oestrous cycle is functionally under the direct regulation of the pituitary ovarian hormone; FSH, estrogen, pregesterone, and Luteinizing hormone (LH) which usually peaks during the oestrous phase of the cycle (Campbell, 2009).
Kraetzl et al., "Expression and localisation of extracellular matrix degrading proteases and their inhibitor during the oestrous cycle and after induced luteolysis in the bovine corpus luteum," Reproduction, vol.