Global understanding of complement has shifted and developed since the 21st century: from our idea of a blood-based antibiotic system to a global regulator of immunity and tissue homeostasis. Recent ...

This story is part of a larger series on viroids and virusoids, small infectious RNAs. It is also the third installment in a series on hepatitis D virus, a virusoid-like pathogen that causes serious ...

Several types of antibody-mediated diseases are known. Some are thought to be adverse effects of vaccination, which is logical since vaccines, by definition, cause their effects via stimulation of the ...