Adjuvant

Vaccines against swine and avian flu can be made more effective by the addition of a helper serum known as an adjuvant.

The adjuvant participates in the development of the event.

Adjuvant chemotherapy, [Paul] Carbone conjectured, could be the surgeon's little helper. It would eradicate microscopic deposits of cancer left behind after surgery, thus extirpating any remnant reservoirs of malignancy in the body in early breast cancer— […]

The well-known tropic action of immune serum as an adjuvant to phagocytosis suggested early in our studies that we might here be dealing with a similar phenomenon.