Publications and Presentations





  • Varma V, Kannan NN and Sharma VK, Selection for narrow gate of emergence results in correlated sex-specific changes in life history of Drosophila melanogaster. Biology open 3(7): 606-613 (2014).






  • Varma V, Mukherjee N, Kannan NN and Sharma VK, Strong (type-0) phase-resetting of activity/rest rhythm in fruit flies, Drosophila melanogaster at low temperature. Journal of Biological Rhythms, 28(6): 380-9 (2013).




  • Kannan NN, Varma V, De J and Sharma VK, Stability of adult emergence and activity/rest rhythms in fruit flies Drosophila melanogaster under semi-natural condition. PLoS ONE, 7(11) (2012).



  • Kannan NN, Vaze KM and Sharma VK, Clock accuracy and precision evolve as a consequence of selection for adult emergence in a narrow window of time in fruit flies Drosophila melanogaster, Journal of Experimental Biology , 215: 3527 – 3534 (2012).



  • Kannan NN, Mukherjee N and Sharma VK, Robustness of circadian timing systems evolves in fruit fliesDrosophila melanogaster as a correlated response to selection for adult emergence in a narrow window of time, Chronobiology International, 29(10): 1312-28 (2012).



  • Kannan NN, Reveendran R, Hari Dass S, Manjunatha T and Sharma VK, Temperature can entrain egg laying rhythm of Drosophila but may not be a stronger zeitgeber than light. Journal of Insect Physiology,58: 245 - 255 (2012).


  • Mukherjee N, Kannan NN, Yadav P and Sharma VK, A model based on oscillatory threshold and build-up of a developmental substance can explain gating of adult emergence in fruit flies Drosophila melanogaster. Journal of Experimental Biology, 215: 2960 - 2968 (2012).



  • Vaze KM, Kannan NN, Abhilash L and Sharma VK, Chronotype differences in
    are enhanced by semi-natural conditions. Naturwissenschaften, 11: 967- 971 (2012). 



Invited Presentations

  1. Elucidating interaction between circadian clock and metabolism in Drosophila. 22nd Congress of Zoology and 87th meeting of the Zoological Society of Japan. November 14-19th 2016.  Okinawa Institute of Science and Technology (OIST), Okinawa, Japan. 
  2. Molecular mechanism of temperature entrainment of the circadian clock in the cricket, Gryllus bimaculatusRNA and clock. Epigenetic landscape in biological rhythms, International Symposium 2015:  25-26th March, 2015. Yumebutai, Awaji, Japan. 
  3. Molecular analysis of the temperature entrainment mechanism of the circadian clock in the cricket, Gryllus bimaculatusInsect seminar (OKOIS) No.2: November 22, 2014. Okayama University, Okayama, Japan.  
  4. Flies selected for narrow gate of emergence evolve precise circadian clocks. 5th EUCLOCK Summer School 2010 (19th European & 1st International Chronobiology School):  2-9th October, 2010. Jawaharlal Nehru Centre for Advanced Scientific    Research (JNCASR), Bangalore, India. 
  5. Effect of selection for narrow gate of emergence in fruit flies Drosophila melanogaster. SERC School in Chronobiology 2010 (eighth SERC chronobiology school) held at Jawaharlal Nehru Centre for Advanced Scientific Research (JNCASR) 24th December 2010- 7th January 2011. , Bangalore, India. 
  6. Evolution of circadian waveform in fruit flies Drosophila melanogaster selected for narrow gate of adult emergence. Darwinism – A Sesqui-Centennial Celebration 2009: 14-17th September, 2009.  Karnataka University, Dharwad, Bangalore, India.