immunological barrier

immunological barrier

[-loj′ik]
an apparent protection against an immune response afforded by certain areas of the body, as demonstrated by the prolonged survival of foreign grafts in those areas. The barrier may be related to the nature of lymphatic drainage in those areas.
References in periodicals archive ?
The GI tract mucosal surface provides a unique structural and immunological barrier against various micro-organisms.
Since HIV also enters the body through mucosal surface of the vagina and rectum, an immunological barrier at the port of entry could be the best chance to prevent infection.
In addition, nasally administered flu vaccine has the potential to create a local immunological barrier and thus, better protection to influenza infection.
vice president of research and development at Nextran, who today is presenting at IBC's Xenotransplantation Conference in San Diego, stated "Through this collaboration with Cytel, we expect to minimize the most significant immunological barrier to transplantation of pig organs -- hyperacute rejection.
The way these evade host defence system, cross cellular and immunological barriers, manipulate host machinery for their propagation and thereby subvert the host functions to cause infections, is simply amazing.
Transplant physicians have been approached by individuals who wish to donate to a spouse or other family member, but are unable to do so because of blood type incompatibility or other immunological barriers.