mortality/aging
• rapid decline in survival with complete lethality observed at 2 weeks after polyIC induction, associated with a significant decrease in peripheral blood cells
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hematopoietic system
• complete hematopoietic failure on day 8 after first polyIC injection
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• on day 8 after first polyIC injection, surviving mice show massive loss of bone marrow cellularity, involving coordinated loss of myeloid (Mac-1+) and lymphoid (B220+) cells
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• complete loss of Lin-Sca-1+c-Kit+ (LSK) hematopoietic stem cells in the bone marrow on day 8 after first polyIC injection
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pancytopenia
(
J:220926
)
• death at 2 weeks after polyIC induction is associated with pancytopenia
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• competitive repopulation experiments revealed loss of hematopoietic stem cells through apoptosis
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• bone marrow failure characterized by apoptotic loss of hematopoietic stem cells on day 8 after first polyIC injection
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immune system
• bone marrow failure characterized by apoptotic loss of hematopoietic stem cells on day 8 after first polyIC injection
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