Reproductive behaviors have evolved through severe inter-sexual competition. We have recently described a behavior in post-mated female Drosophila melanogaster that controls ejaculate retention and sperm storage, and is a possible mechanism by which females who have mated with several partners can choose which sperm that is stored and used for fertilization. This behavior can also regulate expo...

A survey was developed to examine the perception of equine practitioners regarding the occurrence of five equine neurologic diseases in the northeastern United States over the 10-year period between June 1, 1997 and June 1, 2007. This information was then compared with trends at Cornell University’s Equine Hospital during the same time span, which ingeneral agreed with practitioners’ opinions. ...

background: posterior urethral valve presenting in adulthood is uncommon. this can be an unusual cause of primary male infertility as a result of abnormalities in sexual function. case presentation: this report describes a 40 year old man who presented to us on account of inability to impregnate his wife after 2 years of marriage. history revealed poor stream of urine since childhood and passag...

The 3D internal structure microscopy (3D-ISM) was applied to the equine ovary, which possesses peculiar structural characteristics. Stereolithography was applied to make a life-sized model by means of data obtained from 3D-ISM. Images from serially sliced surfaces contributed to a successful 3D reconstruction of the equine ovary. Photopolymerized resin models of equine ovaries produced by stere...

Much discussion has taken place recently regarding equine periodontal disease and other diseases of the equine oral cavity. However, there exists one type of tooth in Equidae that enjoys little discussion while at the same time is regularly encountered in practice. There is much to know regarding this tooth and some of this information can be found in contemporary published literature such as B...

Comments/Suggestions to: Michelle Kryska [email protected] Equine infectious respiratory disease is common worldwide, is often contagious, and is caused by several viruses and bacteria. Fever, cough, nasal discharge, and lethargy are signs of respiratory disease. Infectious respiratory disease in horses is seen in all months of the year, but it is most commonly encountered in the months of ...