Results 51 to 60 of about 2,969,302 (122)

Determinants of sperm transfer in the scorpionfly Panorpa cognata: male variation, female condition and copulation duration [PDF]

, 2003
Engqvist L, Sauer KP. Determinants of sperm transfer in the scorpionfly Panorpa cognata: male variation, female condition and copulation duration. Journal of Evolutionary Biology.
Sauer, Klaus Peter, Engqvist, Leif ; https://orcid.org/   +1 more
core   +1 more source

Theoretical influence of female mating status and remating propensity on male sperm allocation patterns [PDF]

, 2006
Engqvist L, Reinhold K. Theoretical influence of female mating status and remating propensity on male sperm allocation patterns. JOURNAL OF EVOLUTIONARY BIOLOGY.
Reinhold, Klaus, L. ENGQVIST, K. REINHOLD, Engqvist, Leif ; https://orcid.org/   +3 more
core   +1 more source

The legacy of sperm banking: how fertility monitoring and disposal of sperm are linked with views of cancer treatment [PDF]

, 2011
Background: sperm banking is recommended for all men before cancer treatment, which carries a risk of long-term gonadal damage. However, relatively few men take up the offer.
Arden-Close, Emily, C. Eiser, Eiser, C., Pacey, A.A., Pacey, A. A.; id_orcid, Morris, K., E. Arden-Close, K. Morris, A. A. Pacey, Arden-Close, E.   +9 more
core   +1 more source

Pitfalls in experiments testing predictions from sperm competition theory [PDF]

, 2005
Engqvist L, Reinhold K. Pitfalls in experiments testing predictions from sperm competition theory. Journal of Evolutionary Biology. 2005;18(1):116-123.As females of many species mate with more than one male, ejaculates often face competition from the ...
Reinhold, Klaus, L. Engqvist, K. Reinhold, Engqvist, Leif ; https://orcid.org/   +3 more
core   +1 more source

Cryopreservation of Pike Perch Sperm in Hatchery Conditions [PDF]

, 2008
Experiments were carried out on pike perch (Sander lucioperca L.) to find a method for stripping sperm without contamination by urine, to determine sperm concentration, and to fertilize large batches of eggs with cryopreserved sperm.
Urbányi, Béla, Horváth, László, Horváth, Ákos, Bokor, Zoltán   +3 more
core  

Clinical application of Ovum Pick Up, Intracytoplasmic sperm injection and Embryo culture in equine reproduction

, 2009
Clinical application of Ovum Pick Up, Intracytoplasmic sperm injection and Embryo culture in equine ...
Necchi D., Colleoni S., LAZZARI, GIOVANNA, Barbacini S., Duchi R., GALLI, CESARE   +5 more
core   +1 more source

Decline in human sperm counts during the past 50 years? [PDF]

, 2005
There is widespread concern that environmental pollutants acting as xenoestrogens may affect human fertility adversely. Whether this has already made an impact on human fertility worldwide remains debatable at the present stage.
Souza, Urban JAD, Pinto, Maxim, Jayachandra, Srinivasa   +2 more
core  

Innate immune system for a crosstalk of sperm-egg-uterine epithelium towards fertility: Toll-like receptor 2 as a physiological sensor. [PDF]

J Reprod Dev
Akthar I, Mansouri A, Miyamoto A.
europepmc   +1 more source

Establishment of a field-adapted biotechnological protocol for Duck semen cryopreservation. [PDF]

Poult Sci
Bernardi O, Reverchon M.
europepmc   +1 more source

Studies on sperm-ovum interaction. I. Effect of an inhibitor of proteolytic enzyme on fertilization.

The Indian journal of medical research, 1973
R D, Gaur, A K, Goswami, G P, Talwar
openaire   +1 more source