REINFECTION WITH HOOKWORM AFTER CHEMOTHERAPY IN PAPUA-NEW-GUINEA

被引:59
作者
QUINNELL, RJ
SLATER, AFG
TIGHE, P
WALSH, EA
KEYMER, AE
PRITCHARD, DI
机构
[1] DEPT ZOOL,OXFORD OX1 3PS,ENGLAND
[2] UNIV NOTTINGHAM,DEPT LIFE SCI,NOTTINGHAM NG7 2RD,ENGLAND
基金
英国惠康基金;
关键词
HOOKWORM; NECATOR-AMERICANUS; REINFECTION; PREDISPOSITION; CHEMOTHERAPY; PAPUA-NEW-GUINEA;
D O I
10.1017/S0031182000067123
中图分类号
R38 [医学寄生虫学]; Q [生物科学];
学科分类号
07 ; 0710 ; 09 ; 100103 ;
摘要
Reinfection with hookworm (Necator americanus) following chemotherapy was studied over 2 years in a rural village in Madang Province, Papua New Guinea. The prevalence of hookworm infection had returned to pre-treatment levels after 2 years, and the geometric mean hookworm burden had returned to 58 % of the pre-treatment value. The rate of acquisition of adult worms was independent of host age, and was estimated as a geometric mean of 2.9-3.3 worms/host/year (arithmetic mean 7.9-8.9 worms/host/year). There was significant predisposition to hookworm infection; the strength of this predisposition did not vary significantly between age or sex classes.
引用
收藏
页码:379 / 385
页数:7
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