Scientific Staff

Dr. Ratan Singh Ray
Chief Scientist
Systems Toxicology & Health Risk Assessment
CSIR-Indian Institute of Toxicology Research
Vishvigyan Bhawan, 31, Mahatma Gandhi Marg
Lucknow - 226 001. Uttar Pradesh, India.
Email: rsray[at]iitr[dot]res[dot]in | Alternate Email: rsray2001[at]
Tel: +91-522-2217497 | Extension: 254
Fax: 522-2628227
Areas of Specialization
Current R&D/S&T Activities

Current R&D/S&T Activities

Effects of ultraviolet radiation (UVR) and sunlight on biomolecules/xenobiotics with particular emphasis to DNA damage and oxidative stress (ROS). Phototoxicity mechanism of commonly  used drugs, cosmetics and environmental pollutants.  Identification of new photoproducts,  photosensitive marker genes and proteins for phototoxicity. Development of new test models for phototoxicity by using human skin and ocular cell lines/human skin dermal models and primary skin cell culture.

Partial List of Research Publications
Awards/Honours/ Distinctions

  • American Society for Photobiology, USA
  • Indian Photobiology Society, India
  • Society of Toxicology, India
  • Bureau of Indian Standards (Cosmetics Sectional Committee PCD 19), India
  • The Academy of Environmental Biology, India

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