Faculty

*MVSc in  Animal Reproduction, Gynaecology & Obstetrics - 1996 , Kerala Agricultural University
*Ph.D in  Veterinary Gynaecology & Obstetrics , 2015, Karnataka Veterinary & Fisheries Sciences University 

*Diploma in veterinary laparoscopy from Centre for minimal access surgery, research & training, Coimbatore, India.

Thrust areas of research:

• Canine high risk pregnancies - Methods to reduce neonatal mortality
• Expression of Contraction regulating genes and hormone receptors in canine primary uterine inertia  
• Elucidating factors controlling the patency of cervix in canine pyometra 
• Repeat breeding cows with prolonged oestrus - Sonographic assessment of follicular and luteal characteristics

Future research prospective

• Ultrasound guided amniocentesis for assessment of Foetal pulmonary maturity in the dog 
• Elucidating the mechanism of differential luteolytic cascades in pregnant and non-pregnant dioestrus in dogs
• Elective caesarean in dogs with high-risk pregnancy with higher periparturient progesterone levels 
• Neonatal mortality in dogs – Role of subclinical mastitis  
• Standardization of therapeutic / managemental methods of oestrus induction in cats 

Projects implemented

Principal Investigator for project on “Ovsynch programme and its modifications on the reproductive performance of crossbred cattle” – (2010-2012) - Funded by Dept. of Animal Husbandry, Kerala – Rs. 6.528L
Principal Investigator for the project on “Multi target therapeutic approach for management of repeat breeding in cattle”-( 2018-2019)- Funded by ATMA, Department of Agriculture, Kerala- Rs. 9.614L
Co-principal investigator for RSVY project (2010-2011)- on “Livestock based production system for rural livelihood security “at CVAS, Pookode, Wayanad -Rs. 102.33 L
Principal Investigator for KSCSTE Student project (2020-2021): Decreasing the inter-oestrous interval in dogs using prolactin antagonist cabergoline at anoestrus. 
Associating scientist for NAIP scheme (2010-2011) on “Multi enterprise farming models to address agrarian crisis of wayanad district” implemented through RARS, Ambalavayal.
Associating member for implementation of NABARD (RIDF) project on “Multidisciplinary peripheral veterinary hospital”
Co-PI for implementation of continuing state plan projects on “Investigation and Management of Companion Animal Fertility” at UVH, Kokkalai (2016 to 2019); “Improving reproductive efficiency of crossbred cattle” at Dept. of ARGO, CVAS, Mannuthy since 2020.

Professional Experience

• Assistant Professor in Dept. of Animal Reproduction, G & O since 27.12.2006
• Veterinary Surgeon in Dept. of Animal Husbandry, Kerala from 2001-2006
• Assistant manager (AH) in Kerala Livestock Development Board from 2000 to 2001

Academic

• Undergraduate teaching and Post graduate teaching and research 
• Implementing Problem based learning in clinical teaching

Received best article award on canine reproduction in Indian Journal of Canine Practice 2019 
Recipient of University Gold medal for the highest OGPA during Ph. D degree programme during the ninth convocation of the Karnataka Veterinary, Animal and Fisheries Sciences University held on 7th April 2017. 
Recipient of ‘Achiever’s award” for the year 2017 and 2019 instituted by CVAS, Mannuthy
Intas Polivet best article award for the article published in Intas Polivet Vol.17 (2016). 
Best article on Canine Reproduction and Breeding in Indian journal of canine practice 2016 , Indian Society for the Advancement of Canine Practice  
Best paper award in the XXXI th annual convention of the ISSAR and national symposium on Current challenges and oppurtunities in Animal Reproduction held at Bangalore ; Indian Society for the study of Animal Reproduction 2015 
Young scientist award during XXXth annual convention and national symposium on   Research and Innovations to improve animal fertility and fecundity” Indian Society for the study of Animal Reproduction 2014 held at Mathura. 
ISSAR Kerala Chapter Endowment award for the best clinical article published by a life member of the chapter – 2013 and 2014 

*Twenty One day training programme on ‘Ultrasonography and other imaging techniques in disease diagnosis and reproduction in farm and pet animals” sponsored by ICAR from 3rd December to 23rd December 2007

*Twenty one day training course on “Techniques for assessing ovarian follicular function in cattle and buffalo” organized from 16th November 2010 to 6th December 2010 at NIANP, Bangalore (ICAR)

* Diploma in veterinary laparoscopy from CENTRE FOR MINIMAL ACCESS SURGERY, RESEARCH & TRAINING, Coimbatore, India.

*10 days online training course on “Frozen Semen technology in Domestic animals” 7-16th July, 2020 organized by Dept. of Veterinary Gynaecology and Obstetrics, CVAS&AH, Sardarkrushinagar Dantiwada Agricultural University, Gujarat.
*Hands on training on Basics of Echocardiography and Doppler Ultrasonography in Animals Organized by Division of Surgery, ICAR-IVRI from 16th to 25th January, 2023
Publications

Trainings conducted

• Course director for Refresher training on AI in cattle, Buffalo and Goats- 3 batches during 2011
• Co-organizer of training under ASCAD scheme for veterinary officers (four batches) of AHD during 2008 and 2009 at CVAS, Pookode
• Joint course director for three months obligatory training for veterinary officers (1st batch) of AHD during 2020.
• Course director for three months obligatory training of veterinary officers of AHD, Kerala during 2022
• Course Director for KSVC sponsored training programmes on "Reproductive ultrasonography in farm and companion animals" and "Current concepts on canine reproductive management" during 2023

CEH-pyometra and Leiomyoma of cervix associated with ovarian cyst in a female dog (2011). Dinesh, P.T., Jayakumar, C., Sooryadas, S., Amritha Aravind and Leeba Chacko. IJAVMS., 5 (4): 379-382. 
Effect of Intra vaginal progesterone insert on fertility and return to estrus in repeat breeder cows (2013) Intas polivet., 14 (1):35-37. C. Jayakumar, Leeba chacko, Amritha Aravind and T.V.Raja
Precervical torsion of uterus in a malabari doe (2013). IJAR., 34 (1): 64-65. C.Jayakumar., K.Promod and V. Deepthi. 
Follicular cystic ovaries and CEH-Pyometra in a dog. (2014). C. Jayakumar., Abhignya Krishna., K.S. Shwetha and G. Sudha. Indian journal of canine practice, 6 (1): 31-32. 
Endometrial polyp and CEH- Pyometra complex in a dog (2014). C. Jayakumar, S. Kantharaj, G. Sudha and A. Krishnaswamy. Indian. J. Anim Reprod., 35 (1) : 52-53
Unilateral ectopic testis in a dog (2014).  S. Kantharaj, G. Sudha, C. Jayakumar and T.R.Lakshmikanth. Indian. J. Anim Reprod., 35 (1): 59-60.
Follicular cystic ovaries and CEH-Pyometra in a dog. (2014). Indian journal of canine practice, 6 (1) : 31-32. C. Jayakumar., Abhignya Krishna., K.S. Shwetha and G. Sudha. Pregnancy management following abdominal emergency in a queen cat. (2015). C. Jayakumar, G. Sudha, Abhignya Krishna and S. Kantharaj  Indian Journal of Canine Practice, 5 (1): 144-145 
Planned cesarean section and other obstetrical interventions in dogs- A Comparative evaluation based on neonatal survival (2015). C. Jayakumar, A. Krishnaswamy, G. Sudha and T.G. Honnappa.  Indian Journal of Canine Practice, 5 (1): 136-141
Uterine rupture in a pregnant cat (2015). C. Jayakumar, G. Sudha, Imam Hussain and Kanthesh Jaller.   Indian Journal of Canine Practice 7 (1): 28-30
Vaginal leiomyoma as a cause of obstructive dystocia in a bitch (2015). C.Prashanth, G. Sudha, C. Jayakumar and M. Yugandhar.  Indian Journal of Canine Practice, 7 (1):21-27
Uterine torsion in cattle- A study of 16 referral cases (2015). C.Jayakumar., G. Sudha., T.R.L akshmikanth and S.Kantharaj. Intas Polivet., 15 (11):228-232..
Effectiveness of obstetrical interventions and quality of labor on neonatal viability in dogs. Jayakumar. C., Krishnaswamy, A. and Sudha. G (2015). International Journal of Applied and Pure Science and Agriculture, 1(5): 37-48 
Clinical assessment, ultrasonographic diagnosis and management of benign prostate hyperplasia (BPH) in dogs (2016). C. Jayakumar, G. Sudha and A. Krishnaswamy. Intas Polivet, Vol. 17 (I): 148-150
Challenges in management of Canine high risk pregnancies with single pup syndrome (2017). Jayakumar, C., Chinnu, P.V., Amritha, A. and Unnikrishnan, M.P. IJCP:9(1):22-26. 
Ultrasonographic diagnosis and treatment of hydrometra in jamnapari goats (2017). Jayakumar, C., Sudha, G., Kantharaj, S. and Lakshmikanth, K. Indian Journal of Animal Reproduction 38 (1): 72-73. 

 C. Jayakumar, G. Sudha and A. Krishnaswamy . 2016. Clinical assessment, ultrasonographic diagnosis and management of benign prostate hyperplasia (BPH) in dogs . Intas Polivet, Vol. 17 (I): 148-150
C. Jayakumar, A. Krishnaswamy, G. Sudha and T.G.Honnappa. 2016. Blood glucose and total calcium concentration in obstetrical emergencies in dogs. 2016.  IJCP, 8 (1):2016:25-29
C. Jayakumar, A. Krishnaswamy and G. Sudha. 2016.  Feathering response as a prognostic indicator to medical management of uterine inertia in dogs. IJCP, 8 (1): 33-37
Chinnu. P.V, C. Jayakumar, J. Smitty and K.D.Martin. 2016. Enbloc ovariohysterectomy as a treatment for fetal cause of dystocia in a cat – A case report. IJCP. 8(2): 147-148
C. Jayakumar, A. Krishnaswamy, G. Sudha and T.G.Honnappa. 2016. Assessment of canine newborn viability by umbilical vein lactate evaluation and its prognostic value in short term neonatal survival. IJAR:37(1):27-29
S. Praveen, C. Jayakumar, Amritha. A and R.S. Abhilash. 2016. True prolapse of gravid uterus, bladder and intestines through vaginal tear in a goat. IJAR: 37(1):63-64
C. Jayakumar, G. Sudha, S. Kantharaj and G. Imam Hussain. 2016. A rare case of complete vaginal prolapse in an advanced pregnant bitch. IJAR: 37(1): 59-60
C.R. Deepti, C. Jayakumar, G. Sudha, B. Sunita and V.C. Murthy. 2016. Serous cyst adenoma of the ovary – A case report. IJCP.Vol.8(2): 140-143

 Efficacy of GnRH Administration Subsequent to Earliest Recognition of Dominance of Preovulatory Follicle on Fertility in Cows with Prolonged Oestrus. 2021.  E. Niyas, C. Jayakumar, R. S. Abhilash and S. Reshma. Int.J.Curr.Microbiol.App.Sci . 10(02): 1-5.
Maternal and Neonatal Outcome Following Elective Cesarean Section based on Progesterone Levels in High Risk Pregnant Dogs. 2021. Sophia, X., Jayakumar, C., Abhilash, R.S., Magnus, P.K. and Dhanush, K.B.  Indian Journal of Animal Research. DOI: 10.18805/IJAR.B-4520.
In-vitro Fertilisation Capacity of Frozen Crossbred Bull Semen Cryopreserved During Different Seasons in Kerala. 2021. M.M. Revathy, R.S. Abhilash, C. Jayakumar, P.K. Magnus, K. Raji, J. James, M.O. Kurien. Indian Journal of Animal Research. DOI: 10.18805/IJAR.B-4234
Haematology profile of dogs with primary uterine inertia. 2023. P. K. Magnus, C. Jayakumar, Naicy Thomas, R. S. Abhilash, M. H. Hiron and S. Ajithkumar.  J. Vet. Anim. Sci. 2023. 54 (1) : 7-12
Obstetrical Emergencies in Domestic Cats. 2023. X. Sophia, C. Jayakumar, M.H. Hiron, R.S. Abhilash. Indian Journal of Animal Research. DOI:10.18805/IJAR.B-5059
Doppler ultrasonography of ventral perineal artery in bitches during different stages of oestrous cycle. 2023. E. S. Nikhila, K. Magnus Paul, C. Jayakumar, Amritha Aravind and Elizabeth Kurian. J. Vet. Anim. Sci. 2023. 54 (1) : 239-242.
Cryotolerance of in vitro matured and vitrified bovine oocytes supplemented with L-carnitine and niacin. 2023. K. Anjitha1, A. Amritha, R. S. Abhilash, C. Jayakumar and T. Marykutty. J. Vet. Anim. Sci. 2023. 54 (1) : 53-58