Spermatozoa

... times ago, about the difference of right and testicle of their hung position and the volume. The right one usually is bigger, lower, contains more spermatozoa :)

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I need references to stain spermatozoa in order to investigate their viability/vitality. I read that double-staining (trypan blue/congo red + Giemsa) is good to differ dead/alive and also the presence of acrosome. Triple-staining (eosin/nigrosin+Bismarck ...

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Hey thanks for the reply, guys :) I mostly work with spermatozoa which prefer pH 7.4 to keep them swimming happily :D I really like the term "...my cells grow quite happily" ihihihii :D Now I need to work with thymocytes so I need to know ...

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Easy. Provide eggs and X-spermatozoa from the bank. That's it. That's your female world with different genes ;)

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Fraternal twins comes from different eggs and different spermatozoa, but the fertilization takes place on the same or near same time. Actually they are like sisters or brothers or sister-brother, not actual twins.

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