You’re walking through town, juggling your keys and your phone, and a pigeon just strolls across your path like you’re in its ...

Elevated prolactin levels can cause symptoms like irregular periods and nipple discharge. Low prolactin levels are less common and can cause a reduced milk supply in lactating individuals. High ...

Type IV secretion systems (T4SSs) comprise 12 protein components, VirB1–VirB11 and VirD4. VirB2 forms a pilus and is co-purified with VirB5. VirB4, VirB11 and VirD4 are ATPases powering pilus assembly ...

Bacterial pathogenicity depends on the ability to secrete virulence factors, which can be displayed on the bacterial cell surface, secreted into the extracellular milieu or injected directly into a ...

Cervical mucus becomes clear and stretchy during ovulation. Checking cervical mucus can predict the best time to try for a baby. Ovulation symptoms include increased libido and breast tenderness.