“…More recently, biological response modifiers targeting the immune system have been tried, which include immunomodulatory therapy [23], anti-TNF therapy (infliximab [25], etanercept [26], and adalimumab), monoclonal antibodies to cytokine receptors (anti-interleukin-2 receptor daclizumab [27]), and T-cell subsets (Campath). Though designed to be more specific, clinical experience remains limited.…”