1. Worked as principal investigator on effect of treatment with a dopaminergic neurotoxin (MPTP) on ovarian development of a fresh water fish, common carp, Cyprinus carpio funded by Ministry of Science and Technology, People’s Republic of Bangladesh from July 2015-June 2016.
  2. Worked as principal investigstor on effect of photoperiod and melatonin on gonadal development in goldfish, Carassius auratus: a study correlating changes in brain dopaminergic activity funded by Research Management Committee of BSMRAU from July 2015-June 2016.
  3. Worked as principal investigator on environmental impacts (photoperiod, temperature and salinity) on reproduction via changes in dopaminergic activity in the brain of Gulsha fish (Mystus cavasius) funded Research Management Wing, BSMRAU from July 2017-June 2020.
  4. Worked as principal investigator on how organic pesticide rotenone induced Parkinson’s disease. A possible model at behavioral and neuronal level in goldfish, Carassius auratus” funded by Ministry of Science and Technology, People’s Republic of Bangladesh from July 2017-June 2018.
  5. Worked as principal investigator on effect of organic pesticide on the reproductive activity of indigenous fish tengra, Mystus vittatus funded by University Grants Commission, Bangladesh from 2019-2020.