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Becky Steffen (Fed)

Research Biologist

Ms. Becky Steffen received her Bachelor of Arts at The University of Virginia in Biology in 1998 and then received her Master of Science at George Mason University in Molecular Biology in 2005. She has worked for the Applied Genetics Group at NIST for 15+ years as a Research Biologist, mainly focusing on short tandem repeat (STR) multiplex development, the characterization of additional miniSTR loci, low template DNA analysis, concordance evaluations with new commercial STR kits and capillary electrophoresis (CE) instruments, next generation sequencing (NGS), and Standard Reference Material (SRM) development. 


US Department of Commerce Gold Medal Award: December 2021

Judson C. French Award: July 2021

US Department of Commerce Bronze Medal Award: December 2012


Sequence-based U.S. population data for 7 X STR loci

Lisa Borsuk, Carolyn R. Steffen, Kevin M. Kiesler, Peter Vallone, Katherine Gettings
The National Institute of Standards and Technology (NIST) U.S. population sample set of unrelated individuals was used to determine allele and haplotype

Interlaboratory study to validate a STR profiling method for intraspecies identification of mouse cell lines

Jamie L. Almeida, Aleksandra Dakic, Karin Kindig, Maikan Kone, Deborah L. Letham, Scott Langdon, Ruth Peat, Jayamalini Holding-Pillai, Erin Hall, Mark Ladd, Megan Shaffer, Heath Berg, Jinliang Li, Georges Wigger, Steven P. Lund, Carolyn R. Steffen, Barbara Fransway, Bob Geraghty, Manuela Natoli, Beth Bauer, Susanne M. Gollin, Dale Lewis, Yvonne A. Reid
The Consortium for Mouse Cell Line Authentication was formed to validate Short Tandem Repeat (STR) markers for intraspecies identification of mouse cell lines

Development and Interlaboratory Evaluation of a NIST Reference Material RM 8366 for EGFR and MET Gene Copy Number Measurements

Hua-Jun He, Biswajit Das, Megan H. Cleveland, Chen Li, Corinne Camalier, Liang-Chu Liu, Kara L. Norman, Andrew Fellowes, Christopher McEvoy, Steven P. Lund, Jamie L. Almeida, Carolyn R. Steffen, Chris Karlovich, P. M. Williams, Kenneth D. Cole
The National Institute Standard and Technology (NIST) Reference Material RM 8366 was developed to improve the quality of gene copy measurements of EGFR
Created October 9, 2019, Updated October 26, 2022