Cold sore triggers vary from person to person, but HSV is an opportunistic infection. That means it rears its ugly head when, for whatever reason, your immune system is too weak to Glutathione Sepharose High Performance GST tagged protein purification resin Cytiva Comparison of effects of multiple adjuvants and immunization routes on the immunogenicity and protection of HSV 2 gD subunit vaccine ScienceDirect Adding Glutathione to your Autoimmune toolkit 1209_S6_article_03