noun
bacterial capsule
Medical term for the polysaccharide layer surrounding some bacteria.
肺炎球菌の莢膜は病原性に関与している。
The capsule of Streptococcus pneumoniae is involved in pathogenicity.
noun
ovarian follicle sheath; theca
Medical term for the connective tissue layer surrounding an ovarian follicle.
卵胞の莢膜は、排卵後に黄体へと変化する。
The theca of the ovarian follicle transforms into the corpus luteum after ovulation.