Wisconsin Discovery Portal

Researcher: Richard Amasino

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Areas of Expertise
  • Regulation of plant development
  • Mechanisms of floral induction
  • Vernalization
  • Gene that prevents flowering unless the cold of winter has been experienced
  • Vernalization in the grass Brachypodium distachyon
Web Site Richard Amasino's University Web Page
Curriculum Vitae (CV)
Issued Patent(s)
  • 8,629,329 - Self-compatible, rapid-cycling Brassica rapa plants lacking inbreeding depression, issued January 2014.
  • 7,723,565 - Vernalization-related molecules and methods for inducibly-conferring epigenetic changes, issued May 2010.
  • 7,420,102 - Dwarfism genes and dwarf plants, issued September 2008.
  • 7,199,282 - Floral induction gene, issued April 2007.
  • 7,129,396 - Dominant gene delaying flowering, issued October 2006.
USPTO Published Applications
Recent Publication(s)
  • PHYTOCHROME C is an essential light receptor for photoperiodic flowering in the temperate grass, Brachypodium distachyon. Woods D, Ream T, Minevich G, Hobert O, Amasino R. Genetics. 2014 July 14. doi: 10.1534/genetics.114.166785.
  • Interaction of photoperiod and vernalization determines flowering time of Brachypodium distachyon. Ream T, Woods D, Schwartz C, Sanabria C, Mahoy J, Walters E, Kaeppler H, Amasino R. Plant Physiol. 2014 February;164(2): 694-709. doi: ​10.​1104/​pp.​113.​232678.
  • My favourite flowering image: Maryland Mammoth tobacco. Amasino R. J Exp Bot. 2013 April 30;64(18): 5817-5818. doi: 10.1093/jxb/ert083.
  • OsVIL2 functions with PRC2 to induce flowering by repressing OsLFL1 in rice. Yang J, Lee S, Hang R, Kim S, Lee Y, Cao X, Amasino R, An G. Plant J. 2012 December 10;73(4): 566-578.

    View Richard Amasino's publications at PubMed.
Recent Artistic Works
  • Monsanto Company, Thomas Ream
  • Intra-University Collaboration: Genetics, Agronomy
  • Columbia University Medical Center
  • Kyung Hee University, Plant Molecular Systems Biotechnology, Crop Biotech Institute
  • Pohang University of Science and Technology, Life Sciences
  • Purdue University, Horticulture and Landscape Architecture
  • U.S. Department of Energy, Great Lakes Bioenergy Research Center
  • Chinese Academy of Sciences, Institute of Genetics and Developmental Biology
Research Tools
Research Facilities
E-mail Address [email protected]
Phone Number 608-265-2170
Current University UW–Madison
Department Biochemistry
Title Professor
Other Appointments
Principal Investigator, Brassica Genetics for the Classroom
Address Line 1 215B DeLuca Biochemistry Laboratories
Address Line 2 433 Babcock Drive
City Madison
State WI
Zip Code 53706
Bachelor's Degree B.S., Pennsylvania State University, Biology
Master's Degree
PhD Ph.D., Indiana University, Biology/Biochemistry 1982
Other Degrees Postdoc, University of Washington
Technologies Available for Licensing A Saturating Population of Insertionally Mutagenized Arabidopsis thaliana Plants

Alteration of Flowering Time in Plants

Dominant Gene that Delays Flowering

Dwarfism Genes and Dwarf Plants

Vernalization-Related Molecules and Methods for Inducing Permanent Changes in Plant Gene Expression