Patients with septicemia or severe infection Patients with septicemia or severe infection PROCUREMENT: Patients with severe intercurrent infection TREATMENT: Patients with severe intercurrent infection Patients with evidence of active septicemia, severe infection, gastrointestinal bleeding or severe gastrointestinal symptoms requiring medical or surgical therapy Patients with chronic, severe, generalized skin breakdown (such as generalized blistering, burns, severe graft versus host disease [GVHD] with open sores, etc.) are ineligible Intractable, severe diarrhea, defined as > 1.500 cc diarrheal fluid per day, or diarrhea causing persistent severe electrolyte abnormalities, or hypoalbuminemia Severe infections within 4 weeks prior to cycle 1, day 1, including, but not limited to, hospitalization for complications of infection, bacteremia, or severe pneumonia Severe infections within 4 weeks prior to cycle 1, day 1, including but not limited to hospitalization for complications of infection, bacteremia, or severe pneumonia Patients must not have severe infections within 28 days prior to registration, including but not limited to hospitalization for complications of infection, bacteremia, or severe pneumonia Severe and/or symptomatic refractory concurrent infection other than EBV Severe infections within 4 weeks prior to cycle 1, day 1, including, but not limited to, hospitalization for complications of infection, bacteremia, or severe pneumonia Severe infections within 4 weeks prior to cycle 1, day 1, including, but not limited to, hospitalization for complications of infection, bacteremia, or severe pneumonia Severe infections within 4 weeks prior to cycle 1, day 1, including, but not limited to, hospitalization for complications of infection, bacteremia, or severe pneumonia Severe infections within 4 weeks prior to cycle 1, day 1, including, but not limited to, hospitalization for complications of infection, bacteremia, or severe pneumonia