Deep Space Nine (1993â1999) Star Trek: Deep Space Nine is also sometimes called DS9. It is set in the late 24th century, at the end of The Next Generation's time line and the start of Voyager's. It is not like TOS and TNG because it is set on a space station and is not about exploring.
The corpus spongiosum is the mass of spongy tissue surrounding the male urethra within the penis. Also called the corpus cavernous urethrae in older texts.
Propionibacterium acnes (P. acnes) is a non-spore-forming, anaerobic, gram-positive bacillus. It is of low virulence and therefore can be a commensal in the lipid-rich sebaceous follicles and deep layers of the skin, conjunctiva, external auditory canal, respiratory tract and intestinal tract (1, 2).