Example sentences for: sperm

How can you use “sperm” in a sentence? Here are some example sentences to help you improve your vocabulary:

  • In samples from the human caput, human sperm and macaque corpus there was also a narrow band with a higher MW (>114 kDa, as indicated by the smaller arrow) which may represent dimerization of the molecule.

  • requires the male-promoting genes fem-2 and fem-3 to produce sperm in hermaphrodites,

  • In the epididymides of both humans and macaques the protein was localized to the principal cells of the epithelium and in the heads of maturing sperm (positive control).

  • , [ 10 12 13 14 15 ] ]. It is thought to regulate spermatogenesis and sperm maturation by maintaining high androgen levels in the testis and epididymis [ 16 17 ] and has been proposed as a biochemical marker for Sertoli cell function and formation of blood-testis barrier [ 12 18 ] . More recently, cell surface receptors for ABP and its liver-derived homolog sex hormone-binding globulin (SHBG) were identified in several androgen target tissues, suggesting that these extracellular steroid-binding proteins may have a much broader, hormone-like function [ 19 20 21 ] .

  • PKA association with mitochondria has been well documented [ 38 39 40 41 42 ] . In mammalian sperm, it was found that nearly all RII-specific labeling was with mitochondria [ 43 ] . Furthermore, in bovine heart, PKA activity was detected in the matrix or the matrix side of the mitochondrial inner membrane [ 44 45 ] . However, the work of Halestrap and coworkers provided little evidence for intramitochondrial protein phosphorylation by PKA, but gave some evidence for outer membrane phosphorylation, both integral and loosely bound proteins [ 46 47 48 ] . The localization of RIIα to the postsynaptic region beyond the postsynaptic membrane is consistent with part of the immunostaining of NMJs in the soleus muscle [ 18 ] , yet differs in part because there is no overlap with the bungarotoxin label; however, this is in agreement with another study [ 17 ] .


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