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Biology, 06.05.2020 07:04 lillianrhoades2
A 6-year-old child has a history of recurrent infections with pyogenic bacteria, including Staphylococcus aureus and Streptococcus pneumoniae. The infections are accompanied by a neutrophilic leukocytosis. Microscopic examination of a biopsy specimen obtained from an area of soft tissue necrosis shows microbial organisms, but very few neutrophils. An analysis of neutrophil function shows a defect in rolling. This child's increased susceptibility to infection is most likely caused by a defect in which of the following molecules?
A. Selectins
B. Integrins
C. Leukotriene B4
D. Complement C3b
E. NADPH oxidase
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Answers: 3
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A 6-year-old child has a history of recurrent infections with pyogenic bacteria, including Staphyloc...
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