The conditions that lead to responses of gamma delta T cells are not fully understood, and current concepts of them as 'first line of defense', 'regulatory cells', or 'bridge between innate and adaptive responses' only address facets of their complex behavior.
As condicións que activan as respostas das células T γδ non se comprenden completamente, e os actuais conceptos de células T γδ como "primeira liña de defensa", "células reguladoras", ou "ponte entre as respostas innata e adaptativa" só cobren algunhas facetas do seu complexo comportamento.