Antibody responses to pneumococcal and haemophilus vaccinations in patients with B-cell chronic lymphocytic leukaemia
Antibody responses to pneumococcal and haemophilus vaccinations in patients with B-cell chronic lymphocytic leukaemia
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DOI:
10.1016/s0264-410x(00)00409-6
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发表时间:
2001-02-08
期刊:
影响因子:
5.5
通讯作者:
Biesma, DH
中科院分区:
文献类型:
--
作者:
Hartkamp, A;Mulder, AHL;Biesma, DH
Although vaccination against Streptococcus pneumoniae (S. penumoniae) and Haemophilus influenzae type b (Hib) is recommended for immunocompromised patients, such as patients with B-cell chronic lymphocytic leukaemia (B-CLL), its protective effect is questionable. We studied antibody responses to pneumococcal polysaccharide vaccine (Pneumovax-23(R)) and to conjugated H. influenzae type b-vaccine (Act-Hib(R)) in 25 patients with B-CLL. After vaccination, the number of patients with antibody levels in the protective range against pneumococcal serotypes and H. influenzae b increased from 9 (38%) to 12 (50%), of 24 patients and from 8 (35%) to 11 (48%) of 23 patients, respectively. The patients with adequate antibody response to Pneumovax-23(R) and Act-Hib(R) had significantly less advanced stages of B-CLL, higher gammaglobulin levels, total IgG-levels and IgG-subclasses 2 and 4 levels, and lower levels of soluble CD23. Consequently, vaccination with these vaccines should be given as soon as the diagnosis of B-CLL is made early in the course of the disease with determination of post-vaccination antibody levels. (C) 2001 Elsevier Science Ltd. All rights reserved.