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Annual characteristics of estrous activity in wool and hair ewe lambs under subtropical conditions
(Univ Sao Paolo, 2007-09-01)
The increased emphasis placed on lamb production in Brazil points to the need for a better knowledge of the annual pattern of reproductive activity in ewe lambs. This study evaluates the annual estrous activity pattern of ...
Effects of different doses of nandrolone decanoate on estrous cycle and ovarian tissue of rats after treatment and recovery periods
(2015-10-01)
This study tested the hypothesis that different doses of nandrolone decanoate (ND) will cause changes in the estrous cycle and ovarian tissue of adult rats; and investigated the duration of the recovery period that is ...
Cardiac parameters during the estrous cycle of canine bitches
(2017-03-01)
The cardiovascular parameters of canine bitches were assessed during the estrous cycle. A total of eleven mongrel female dogs were enrolled in a longitudinal prospective investigation. Six animals were bred during the study ...
Development of estrous synchronization protocols using melengestrol acetate in Bos indicus cattle
(Amer Soc Animal Science, 2009-06-01)
Five experiments were conducted on commercial farms in Brazil designed to develop the basis for an estrus synchronization protocol using melengestrol acetate (MGA) in Bos indicus cattle. These studies resulted in the ...
Development of estrous synchronization protocols using melengestrol acetate in Bos indicus cattle
(Amer Soc Animal Science, 2009-06-01)
Five experiments were conducted on commercial farms in Brazil designed to develop the basis for an estrus synchronization protocol using melengestrol acetate (MGA) in Bos indicus cattle. These studies resulted in the ...
Effect of estrous cycle phase on vulvar, orbital area and muzzle surface temperatures as determined using digital infrared thermography in buffalo
(2018-10-01)
The objective of this study was to evaluate variations in the orbital area, muzzle and vulva surface temperatures and progesterone (P4) concentrations during follicular and luteal phases in Murrah buffalo and whether these ...
Development of estrous synchronization protocols using melengestrol acetate in Bos indicus cattle
(Amer Soc Animal Science, 2013)
Ovarian and Oocyte Morphology During the Spring-Summer and Fall-Winter in Queens (Felis catus) Kept in a Tropical Climate
(2021-06-01)
The objective of this study was to investigate the effects of seasonality and phase of the estrous cycle on ovarian and oocyte morphology in domestic cats kept in a tropical region. The ovaries from 23 queens were collected ...