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People in the News: David Heffelfinger, Keith Jerome, Steven Miller, Gregory Tsongalis


PrimeraDx announced the appointment of David Heffelfinger as VP of engineering and systems development.

Heffelfinger has held several executive-level engineering positions at life science and medical device companies including Beckman Coulter, BD Biosciences, and Bio-Rad Laboratories; as well as with several startups and venture capital-backed companies including Biometric Imaging, Alpha Innotech, and Luminys Systems.

Heffelfinger also founded his own company, Hyperspectra. He began his career as an applied physicist at General Motors Research Laboratories.

GenturaDx announced the formation of its scientific advisory board by appointing Keith Jerome, Steven Miller, and Gregory Tsongalis.

Tsongalis, who is also GenturaDx's senior vice president of research and development, is a high-complexity clinical laboratory director, a fellow in the Academy of Clinical Biochemistry, and director of molecular pathology at the Dartmouth-Hitchcock Medical Center.

Jerome is director of the molecular virology laboratory and an associate professor in the Department of Laboratory Medicine at the University of Washington.

Miller is medical director of the clinical microbiology laboratory and assistant professor of laboratory medicine at the University of California, San Francisco.

The Scan

Lung Cancer Response to Checkpoint Inhibitors Reflected in Circulating Tumor DNA

In non-small cell lung cancer patients, researchers find in JCO Precision Oncology that survival benefits after immune checkpoint blockade coincide with a dip in ctDNA levels.

Study Reviews Family, Provider Responses to Rapid Whole-Genome Sequencing Follow-up

Investigators identified in the European Journal of Human Genetics variable follow-up practices after rapid whole-genome sequencing.

BMI-Related Variants Show Age-Related Stability in UK Biobank Participants

Researchers followed body mass index variant stability with genomic structural equation modeling and genome-wide association studies of 40- to 72-year olds in PLOS Genetics.

Genome Sequences Reveal Range Mutations in Induced Pluripotent Stem Cells

Researchers in Nature Genetics detect somatic mutation variation across iPSCs generated from blood or skin fibroblast cell sources, along with selection for BCOR gene mutations.