Alloimmunization prevents the migration of transfused indium-111-labeled granulocytes to sites of infection
Journal Article
·
· Blood; (United States)
OSTI ID:5744832
111In-labeled granulocytes were used to study the effects of histocompatibility factors on the migration of transfused granulocytes to infected sites. Fourteen alloimmunized and 20 nonalloimmunized patients received approximately 10(8) 111In-labeled granulocytes from ABO-compatible, non-HLA-matched donors, and scans were performed over known infected sites. All 14 alloimmunized patients had lymphocytotoxic antibody (LCTAb) and required HLA-matched platelet transfusions. Of the nonalloimmunized patients, 20/20 had positive scans at sites of infection. None of the 20 had LCTAb, 0/17 had a positive lymphocytotoxic crossmatch (LCTXM) with the donor, and 3/18 had a positive leukoagglutinin crossmatch (LAXM). Thus, histocompatibility testing was not found to be important in nonalloimmunized patients. In contrast, only 3/14 alloimmunized patients had positive scans at sites of infection (p . 0.00001 compared to nonalloimmunized patients). One of 3 had a positive LCTXM and 2/3 had a positive LAXM. Of the alloimmunized patients, 10/11 with negative scans had a positive LCTXM and 8/11 had a positive LAXM. Labeled granulocytes failed to reach sites of infection in 11/14 (78%) alloimmunized patients, demonstrating that histocompatibility factors can be of major importance in affecting the outcome of granulocyte transfusions. Granulocytes from random donors are unlikely to be effective in alloimmunized patients. The lack of an adequate crossmatching technique is a major problem limiting the ability to provide granulocyte transfusions for alloimmunized patients.
- Research Organization:
- Cell Component Therapy Section, University of Maryland Cancer Center, Baltimore
- OSTI ID:
- 5744832
- Journal Information:
- Blood; (United States), Journal Name: Blood; (United States) Vol. 62:2; ISSN BLOOA
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
551001* -- Physiological Systems-- Tracer Techniques
59 BASIC BIOLOGICAL SCIENCES
ANIMALS
ANTIBODIES
ANTIGENS
BETA DECAY RADIOISOTOPES
BIOLOGICAL MATERIALS
BLOOD
BLOOD CELLS
BODY FLUIDS
DAYS LIVING RADIOISOTOPES
DISEASES
ELECTRON CAPTURE RADIOISOTOPES
FEMALES
GRAFT-HOST REACTION
HEMIC DISEASES
IMMUNE REACTIONS
INDIUM 111
INDIUM ISOTOPES
INFLAMMATION
INTERMEDIATE MASS NUCLEI
ISOMERIC TRANSITION ISOTOPES
ISOTOPE APPLICATIONS
ISOTOPES
LEUKEMIA
LEUKOCYTES
MALES
MAMMALS
MAN
MATERIALS
MINUTES LIVING RADIOISOTOPES
NEOPLASMS
NUCLEI
ODD-EVEN NUCLEI
PATHOLOGICAL CHANGES
PATIENTS
PRIMATES
RADIOISOTOPES
SYMPTOMS
TRACER TECHNIQUES
VERTEBRATES
59 BASIC BIOLOGICAL SCIENCES
ANIMALS
ANTIBODIES
ANTIGENS
BETA DECAY RADIOISOTOPES
BIOLOGICAL MATERIALS
BLOOD
BLOOD CELLS
BODY FLUIDS
DAYS LIVING RADIOISOTOPES
DISEASES
ELECTRON CAPTURE RADIOISOTOPES
FEMALES
GRAFT-HOST REACTION
HEMIC DISEASES
IMMUNE REACTIONS
INDIUM 111
INDIUM ISOTOPES
INFLAMMATION
INTERMEDIATE MASS NUCLEI
ISOMERIC TRANSITION ISOTOPES
ISOTOPE APPLICATIONS
ISOTOPES
LEUKEMIA
LEUKOCYTES
MALES
MAMMALS
MAN
MATERIALS
MINUTES LIVING RADIOISOTOPES
NEOPLASMS
NUCLEI
ODD-EVEN NUCLEI
PATHOLOGICAL CHANGES
PATIENTS
PRIMATES
RADIOISOTOPES
SYMPTOMS
TRACER TECHNIQUES
VERTEBRATES