Download e-book for kindle: Sperm biology : an evolutionary perspective by Tim R. Birkhead, Dave J. Hosken, Scott S. Pitnick

By Tim R. Birkhead, Dave J. Hosken, Scott S. Pitnick

ISBN-10: 0123725682

ISBN-13: 9780123725684

This e-book represents the 1st research of the evolutionary importance of sperm phenotypes and derived sperm features and the prospective choice pressures chargeable for sperm-egg coevolution.

An knowing of sperm evolution is quick constructing and delivers to make clear many subject matters from easy reproductive biology to the evolutionary procedure itself in addition to the sperm proteome, the sperm genome and the quantitative genetics of sperm. The Editors have pointed out 15 subject matters of present curiosity and organic value to hide all elements of this weird and wonderful, interesting and critical topic. It includes the main finished and updated evaluate of the evolution of sperm and guidelines for destiny examine, written through specialists in either sperm biology and evolutionary biology. the mix of evolution and sperm is a effective combine, and this is often the definitive account.

* the 1st assessment survey of this rising field
* Written through specialists from a huge array of disciplines from the physiological and biomedical to the ecological and evolutionary
* Sheds mild at the intricacies of replica and the coevolution of sperm, egg and reproductive habit

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Extra resources for Sperm biology : an evolutionary perspective

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2 Hunter had been consulted to help with a case of apparent infertility in which a man’s urethra opened into the scrotum so no semen emerged from the usual opening in the glans. htm). In addition, as early as the fourteenth century, the Arabs apparently employed artificial insemination in the breeding of horses (Elder et al. 2005). 12 Sperm Biology man draw some semen from his scrotum into a warm syringe right after normal coitus, then inject this sperm into his wife’s vagina. A normal pregnancy ensued.

On 15 August 1678, Christiaan Huygens (1629–1695) published, in the French Journal des S¸cavans, a brief mention of the discovery of small animals in semen, explicitly linking this discovery with the problem of generation, but not mentioning who made the discovery (Huygens 1678). Two weeks later, Nicolas Hartsoeker (1656–1725) published a letter in the same journal in which he mentions that he had observed tadpole-like creatures in the semen of a cockerel (Hartsoeker 1678). Although Leeuwenhoek had written his letter on spermatozoa to the Royal Society in November 1677, it was not published (Leeuwenhoek 1678) until a few months after the letters of Huygens and Hartsoeker.

1936) and testosterone was identified as the most important testicular hormone regulating spermatogenesis (Walsh et al. 1934). 5 Sertoli’s (1865) drawings of seminiferous tubules (‘Sertoli cells’) in the human testis, showing nucleated germinal cells. 3 Sertoli made this discovery while still a medical student at the University of Pavia, Italy, using a Belthle microscope that he bought for his studies. In 1865, Friedrich Belthle and Ernst Leitz founded the optical company that still bears Leitz’s name.

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Sperm biology : an evolutionary perspective by Tim R. Birkhead, Dave J. Hosken, Scott S. Pitnick


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