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Sperm banks -- United States : 60 minutes. Made to order [genes] / produced by Denise Schrier Cetta  2001 1
Sperm banks -- United States -- History. : Banking on the body : the market in blood, milk, and sperm in modern America / Kara W. Swanson  2014 1
Sperm Capacitation -- physiology. : Human spermatozoa : maturation, capacitation and abnormalities / Thomas Lejeune and Pascal Delvaux, editors  2010 1
Sperm competition.   6
 

Sperm donors -- See Also the narrower term Children of sperm donors


  1
Sperm donors.   22
 

Sperm donors' children -- See Children of sperm donors


  1
Sperm donors -- China : Good quality : the routinization of sperm banking in China / Ayo Wahlberg  2018 1
Sperm donors -- Legal status, laws, etc   2
Sperm donors -- Legal status, laws, etc. -- United States : 60 minutes. Keeping a secret [sperm bank] / produced by Shari Finkelstein  2003 1
Sperm donors -- Unites States : Sperm Donor X: A Different Conception  2015 1
 

Sperm-Egg Interaction -- See Sperm-Ovum Interactions


Interactive processes between the oocyte (OVUM) and the sperm (SPERMATOZOA) including sperm adhesion, ACROSOME REACTION, sperm penetration of the ZONA PELLUCIDA, and events leading to FERTILIZATION
  1
 

Sperm-Egg Interactions -- See Sperm-Ovum Interactions


Interactive processes between the oocyte (OVUM) and the sperm (SPERMATOZOA) including sperm adhesion, ACROSOME REACTION, sperm penetration of the ZONA PELLUCIDA, and events leading to FERTILIZATION
  1
 

Sperm-Egg Penetration -- See Sperm-Ovum Interactions


Interactive processes between the oocyte (OVUM) and the sperm (SPERMATOZOA) including sperm adhesion, ACROSOME REACTION, sperm penetration of the ZONA PELLUCIDA, and events leading to FERTILIZATION
  1
 

Sperm-Egg Penetrations -- See Sperm-Ovum Interactions


Interactive processes between the oocyte (OVUM) and the sperm (SPERMATOZOA) including sperm adhesion, ACROSOME REACTION, sperm penetration of the ZONA PELLUCIDA, and events leading to FERTILIZATION
  1
Sperm Head -- physiology : Dynamics of the mammalian sperm head : modifications and maturation events from spermatogenesis to egg activation / Kiyotaka Toshimori  2009 1
 

Sperm Injections, Intracytoplasmic -- See Also Infertility, Male


The inability of the male to effect FERTILIZATION of an OVUM after a specified period of unprotected intercourse. Male sterility is permanent infertility
  1
Sperm Motility -- physiology : Sperm competition in humans : classic and contemporary readings / Todd K. Shackelford, Nicholas Pound, editors  2006 1
 

Sperm oil -- See Whale oil


  1
 

Sperm-Oocyte Interaction -- See Sperm-Ovum Interactions


Interactive processes between the oocyte (OVUM) and the sperm (SPERMATOZOA) including sperm adhesion, ACROSOME REACTION, sperm penetration of the ZONA PELLUCIDA, and events leading to FERTILIZATION
  1
 

Sperm-Oocyte Interactions -- See Sperm-Ovum Interactions


Interactive processes between the oocyte (OVUM) and the sperm (SPERMATOZOA) including sperm adhesion, ACROSOME REACTION, sperm penetration of the ZONA PELLUCIDA, and events leading to FERTILIZATION
  1
 

Sperm-Oocyte Penetration -- See Sperm-Ovum Interactions


Interactive processes between the oocyte (OVUM) and the sperm (SPERMATOZOA) including sperm adhesion, ACROSOME REACTION, sperm penetration of the ZONA PELLUCIDA, and events leading to FERTILIZATION
  1
 

Sperm-Oocyte Penetrations -- See Sperm-Ovum Interactions


Interactive processes between the oocyte (OVUM) and the sperm (SPERMATOZOA) including sperm adhesion, ACROSOME REACTION, sperm penetration of the ZONA PELLUCIDA, and events leading to FERTILIZATION
  1
 

Sperm-Ovum Interaction -- See Sperm-Ovum Interactions


Interactive processes between the oocyte (OVUM) and the sperm (SPERMATOZOA) including sperm adhesion, ACROSOME REACTION, sperm penetration of the ZONA PELLUCIDA, and events leading to FERTILIZATION
  1
 

Sperm-ovum interactions -- See Also the narrower term Acrosome reaction


  1
Sperm-Ovum Interactions.   4
Sperm-ovum interactions -- Atlases. : Atlas of fine structure of human sperm penetration, eggs, and embryos cultured in vitro / A. Henry Sathananthan, Alan O. Trounson, and Carl Wood  1985 1
 

Sperm-Ovum Penetration -- See Sperm-Ovum Interactions


Interactive processes between the oocyte (OVUM) and the sperm (SPERMATOZOA) including sperm adhesion, ACROSOME REACTION, sperm penetration of the ZONA PELLUCIDA, and events leading to FERTILIZATION
  1
 

Sperm-Ovum Penetrations -- See Sperm-Ovum Interactions


Interactive processes between the oocyte (OVUM) and the sperm (SPERMATOZOA) including sperm adhesion, ACROSOME REACTION, sperm penetration of the ZONA PELLUCIDA, and events leading to FERTILIZATION
  1
  Sperm penetration -- 2 Related Subjects   2
 

Sperm Penetrations -- See Sperm-Ovum Interactions


Interactive processes between the oocyte (OVUM) and the sperm (SPERMATOZOA) including sperm adhesion, ACROSOME REACTION, sperm penetration of the ZONA PELLUCIDA, and events leading to FERTILIZATION
  1
 

Sperm Retrieval -- See Also Fertility Preservation


A method of providing future reproductive opportunities before a medical treatment with known risk of loss of fertility. Typically reproductive organs or tissues (e.g., sperm, egg, embryos and ovarian or testicular tissues) are cryopreserved for future use before the medical treatment (e.g., chemotherapy, radiation) begins
  1
Sperm whale.   9
 

Sperm Whale, Dwarf -- See Whales


Large marine mammals of the order CETACEA. In the past, they were commercially valued for whale oil, for their flesh as human food and in ANIMAL FEED and FERTILIZERS, and for baleen. Today, there is a moratorium on most commercial whaling, as all species are either listed as endangered or threatened
  1
Sperm whale hunting. : Hunters Of The South Seas: The Whale Hunters Of Lamalera - Ep 2 Of 3 / Director: Balment, Jamie  2015 1
Sperm whale -- New Zealand : Keepers of the forest. Paraoa, the big sperm whale / directed by Benoît Ségur ; produced by Manuel Catteau  2000 1
 

Sperm Whale, Pygmy -- See Whales


Large marine mammals of the order CETACEA. In the past, they were commercially valued for whale oil, for their flesh as human food and in ANIMAL FEED and FERTILIZERS, and for baleen. Today, there is a moratorium on most commercial whaling, as all species are either listed as endangered or threatened
  1
 

Sperm Whales, Dwarf -- See Whales


Large marine mammals of the order CETACEA. In the past, they were commercially valued for whale oil, for their flesh as human food and in ANIMAL FEED and FERTILIZERS, and for baleen. Today, there is a moratorium on most commercial whaling, as all species are either listed as endangered or threatened
  1
 

Sperm Whales, Pygmy -- See Whales


Large marine mammals of the order CETACEA. In the past, they were commercially valued for whale oil, for their flesh as human food and in ANIMAL FEED and FERTILIZERS, and for baleen. Today, there is a moratorium on most commercial whaling, as all species are either listed as endangered or threatened
  1
 

Sperm, X-Bearing -- See Spermatozoa


Mature male germ cells derived from SPERMATIDS. As spermatids move toward the lumen of the SEMINIFEROUS TUBULES, they undergo extensive structural changes including the loss of cytoplasm, condensation of CHROMATIN into the SPERM HEAD, formation of the ACROSOME cap, the SPERM MIDPIECE and the SPERM TAIL that provides motility
  1
 

Sperm, X-Chromosome-Bearing -- See Spermatozoa


Mature male germ cells derived from SPERMATIDS. As spermatids move toward the lumen of the SEMINIFEROUS TUBULES, they undergo extensive structural changes including the loss of cytoplasm, condensation of CHROMATIN into the SPERM HEAD, formation of the ACROSOME cap, the SPERM MIDPIECE and the SPERM TAIL that provides motility
  1
 

Sperm, Y-Bearing -- See Spermatozoa


Mature male germ cells derived from SPERMATIDS. As spermatids move toward the lumen of the SEMINIFEROUS TUBULES, they undergo extensive structural changes including the loss of cytoplasm, condensation of CHROMATIN into the SPERM HEAD, formation of the ACROSOME cap, the SPERM MIDPIECE and the SPERM TAIL that provides motility
  1
 

Sperm, Y-Chromosome-Bearing -- See Spermatozoa


Mature male germ cells derived from SPERMATIDS. As spermatids move toward the lumen of the SEMINIFEROUS TUBULES, they undergo extensive structural changes including the loss of cytoplasm, condensation of CHROMATIN into the SPERM HEAD, formation of the ACROSOME cap, the SPERM MIDPIECE and the SPERM TAIL that provides motility
  1
 

Sperm-Zona Pellucida Penetration -- See Sperm-Ovum Interactions


Interactive processes between the oocyte (OVUM) and the sperm (SPERMATOZOA) including sperm adhesion, ACROSOME REACTION, sperm penetration of the ZONA PELLUCIDA, and events leading to FERTILIZATION
  1
 

Sperm-Zona Pellucida Penetrations -- See Sperm-Ovum Interactions


Interactive processes between the oocyte (OVUM) and the sperm (SPERMATOZOA) including sperm adhesion, ACROSOME REACTION, sperm penetration of the ZONA PELLUCIDA, and events leading to FERTILIZATION
  1
Spermaceti. : How We Got To Now: Light - Ep 4 Of 6 / Director: Olding, Paul  2014 1
 

Spermaphytes -- See Phanerogams


  1
 

Spermatocytogenesis -- See Spermatogenesis


The process of germ cell development in the male from the primordial germ cells, through SPERMATOGONIA; SPERMATOCYTES; SPERMATIDS; to the mature haploid SPERMATOZOA
  1
Spermatogenesis.   13
Spermatogenesis -- Genetic aspects.   3
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