Microscopy images showing normal seminiferous tubules in control testes with mature sperm (black arrow: left) but smaller empty seminiferous tubules in testes harboring a synaptonemal complex protein ...

As with any other therapy, gene therapy can have adverse effects. However, unlike other treatments, a potential risk of gene therapy is genetic modification of the germ line by addition of new genetic ...

The testis is composed of many tubes called "seminiferous tubules." The seminiferous tubule on the left is from a testis that was not treated with ultrasound while the tubule on the right is from a ...