Rat testicle cells that were frozen for 23 years have produced sperm after being implanted into mice. The findings suggest that children who have testicle tissue frozen before cancer treatment may be ...

A. Schematics for the generation of rats with mouse gametes. Mouse spermatids isolated from the rat testis are injected into unfertilized mouse eggs to produce viable mice. B. Section of rat testis.

A breakthrough study published in PLoS Biology demonstrates that rat testis tissue frozen for over 20 years can be successfully transplanted into infertile mice to regenerate and produce sperms.

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Biologists have successfully engineered animals that produce the ...

Researchers generated rat sperm cells inside sterile mice using a technique called blastocyst complementation. The advance appears August 4 in the journal Stem Cell Reports. “Our study shows that we ...