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Virologist David Baltimore, Pioneer in HIV Research, Dies at 87

12/2/2025

Summary

Story summary

David Baltimore, a prominent virologist and molecular biologist, died at age 87.
He helped discover reverse transcriptase, an enzyme that enables RNA viruses to synthesize DNA from RNA.
The discovery clarified retrovirus replication and informed understanding of HIV/AIDS.
His work identified cancer-causing genes, including v-abl tyrosine kinase linked to chronic myeloid leukemia.
These findings contributed to cancer treatment advances, notably the kinase inhibitor Gleevec.

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Story summary

David Baltimore, a prominent virologist and molecular biologist, died at age 87.
He helped discover reverse transcriptase, an enzyme that enables RNA viruses to synthesize DNA from RNA.
The discovery clarified retrovirus replication and informed understanding of HIV/AIDS.
His work identified cancer-causing genes, including v-abl tyrosine kinase linked to chronic myeloid leukemia.
These findings contributed to cancer treatment advances, notably the kinase inhibitor Gleevec.