Oestrus


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Related to Oestrus: oestrous cycle, Oestrus ovis

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.

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]

Oestrus

/Oes·trus/ (es´trus) a genus of botflies. O. o´vis deposits its larvae in nasal passages of sheep and goats, and may cause ocular myiasis in humans.

oestrus

(ĕs′trəs)
n.
Variant of estrus.

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]

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.

Oestrus

a genus of bot flies in the family Oestridae.

Oestrus ovis
a widespread species that deposits its larvae on the nostrils of sheep and goats. Invasion of the nasal cavity causes irritation manifested by sneezing, nose rubbing, noisy breathing and nasal discharge. It may cause ocular myiasis in humans. Called also sheep nasal bot fly.

oestrus

see estrus.
References in periodicals archive ?
Every sheep during the treatment period expelled 3-6 larval stages of Oestrus ovis while sneezing.
Pampiglione, "External ophthalmomyiasis by Oestrus ovis larvae diagnosed in a Papanicolaou-stained conjunctival smear," Cytopathology, vol.
Sreejith RS, Reddy AK, Ganeshpuri SS, Garg P Oestrus ovis ophthalmomyiasis with keratitis.
When there is maximum air temperature during April and May, very less number of buffaloes exhibit postpartum oestrus and there is a negative correlation (r = -0.
Ophthalmomyiasis externa: three cases caused by Oestrus ovis larvae in Turkey.
5] Various species of flies causing to provoke ophthalmomyiasis are Oestrus Ovis, Latrin Fly (Fannia), House fly and Cattle botfly.
The Aplication and succes rate of oestrus sinkronization in small holder farm in Eas Java, Indonesia.
La feminite sensuelle est asociale a cause de la perte de l' oestrus.
Effect of GnRH implant (deslorelin) with different formulation on fertility and delay of oestrus cycle in ewes.
5] suggested an RFID-based alarm system for detecting oestrus in sows in the gestation section based on monitoring of the sows' visits to a boar, where the duration and frequency of visits are modeled separately and subsequently combined.
The efficacy of ram introduction, GnRH administration, and immunization against androstenedione and oestrone for the induction of oestrus and ovulation in anoestrus post-partum ewes.
A young oestrus (sexually receptive) female is attempting to switch troops, and both sides are vying for her uterus, the future home of the next generation.