Please provide your email address to receive an email when new articles are posted on . Meningococcal vaccination rates are low among eligible patients with complement component deficiencies, ...

Complement component 3, often called C3, is an essential protein of the immune system. This protein plays a vital role in the body’s innate immune system, providing: the first line of defense against ...

Please provide your email address to receive an email when new articles are posted on . HOUSTON — Primary immune deficiencies affect approximately 500,000 people in the United States, according to the ...