Sperm motility is the ability of sperm to move efficiently. This is important in fertility as sperm move through the female reproductive tract to reach and fertilize the egg. Low sperm motility can be ...

In patients with swallowing problems, a relatively broad approach to the differential diagnosis is required, incorporating a complete review of systems. Connective tissue disorders commonly manifest ...

Swarming motility is operationally defined as multicellular, flagella-mediated surface migration of bacteria. Swarming requires intercellular interactions, surfactant secretion and an increase in ...