Delivered an invited lecture at the  NATO  Advanced Research Workshop on “Parallels in Cell to Cell Communication in Plants and  Animals”,   July   2-7,   1989,  University of York, York, England.

Participated in the International Conference on “The Impact of Biotechnology in Agriculture”, July 10-12,  1989, University of Picardie, Amiens, France.

Delivered the Inaugural lecture at the Symposium on “Biotechnology for Forest Tree Improvement”, March 21-23, 1990, Bogor, Indonesia.

Invited to participate in the “In Vitro Plant Cell Engineering” Congress organized by  IAPTC, France, at the University of  Picardie,  Amiens, France,  December 2-4, 1999.

Visited The Institute for Genomic Research, Rockville, Maryland, USA for a three- week training program on “Genome Sequencing and Analysis”, from January 8 to 26, 2001.

Visited the Centre for Biotechnology of Sfax, Sfax, Tunisia, under the academic exchange program of Indo-Tunisian collaboration on “Establishment of somatic embryogenesis in wheat (Triticum aestivum)” from May 7 to 17, 2002.

Presented report of the Indian effort in the International Tomato Genome Sequencing project during the XV Plant and Animal Genome Conference, held at San Diego, California, USA, from January 13-17, 2007.

DBT delegate to the National Center for Genetic Engineering and Biotechnology, Thailand, at the under the Science Meeting on Agricultural Biotechnology, April 24-26, 2008.

Visited the Institute of Plant Biology, Zurich, Switzerland, under the Indo-Swiss Collaboration in Biotechnology on August 5-6, 2008.

Invited to the First International Cereal Cyst Nematodes Initiative, organized by CIMMYT at Antalya, Turkey, from October 21-23, 2009.

Participated in 8th International Wheat Conference, June 1 to 4, 2010, at Saint Petersburg, Russia.

Visited the Institute of Plant Biology, University of Zurich, Zurich, Switzerland on June 5-21, 2010, under the Indo-Swiss Collaboration in Biotechnology program.

Participated in the TWOWS Fourth General Assembly and International Conference on “Women Scientists in a Changing World”, from June 27-30, 2010, Beijing, China.

Participated in the 20th International Triticeae Mapping Initiative and the 2nd Wheat Genomics in China, from September 1-5, 2010, Beijing, China.

Participated in the International Wheat Genome Sequencing Consortium Meeting (IWGSC) on September 4, 2011, and the 21th International Triticeae Mapping Initiative from September 5-9, 2011, organized by CIMMYT at Mexico City.

Invited talk at the XXth Plant and Animal Genome (PAG) on “Engineering Plants for Changing Climatic Conditions”, in the workshop on “Development and Application of Transgenic Technology in Agriculture” at San Diego, USA, from January 14-18, 2012.

Participated in the 10th International Congress on Plant Molecular Biology, October 21-26, 2012, held at International Convention Center in Jeju, Korea.

Indo-US delegation on WISER (Women in Science, Entrepreneurship & Research) to Washington DC and Univ. of Berkley, from July 14-18, 2014.

Plenary talk in the 24th International Congress on Sericulture and Silk Industry at Queen Sirikit National Convention Center, Thailand, from August 10-14, 2016.​​