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Author

  • Pratap Kumar Narayan
2016

Role of serum HIF-1alpha and VEGF-A as an angiogenic factors in women with heavy menstrual bleeding

Chianeh, Y. R., Kamath, U., Bagheri, A., Rai, L., Kumar, P., Kamath, A. & Rao, P., 01-10-2016, In : Indian Journal of Science and Technology. 9, 37, 90446.

Research output: Contribution to journalArticle

2015
2 Citations (Scopus)
2012
51 Citations (Scopus)
2014

Association between sperm DNA integrity and seminal plasma antioxidant levels in health workers occupationally exposed to ionizing radiation

Kumar, D., Salian, S. R., Kalthur, G., Uppangala, S., Kumari, S., Challapalli, S., Chandraguthi, S. G., Jain, N., Krishnamurthy, H., Kumar, P. & Adiga, S. K., 2014, In : Environmental Research. 132, p. 297-304 8 p.

Research output: Contribution to journalArticle

17 Citations (Scopus)
2017

Altered arterial doppler flow pattern and perinatal outcome in intrauterine growth restriction

Nayak, K., Kumar, P., Shetty, R., Shetty, K. K., Jyothi, Lewis, L. E. & Maiyya, S. S., 01-03-2017, In : Asian Journal of Pharmaceutical and Clinical Research. 10, 3, p. 425-428 4 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)
2014

Identification of biochemical differences between different forms of male infertility by nuclear magnetic resonance (NMR) spectroscopy

Jayaraman, V., Ghosh, S., Sengupta, A., Srivastava, S., Sonawat, H. M. & Narayan, P. K., 01-01-2014, In : Journal of Assisted Reproduction and Genetics. 31, 9, p. 1195-1204 10 p.

Research output: Contribution to journalArticle

25 Citations (Scopus)
2013

NMR studies of preimplantation embryo metabolism in human assisted reproductive techniques: A new biomarker for assessment of embryo implantation potential

Pudakalakatti, S. M., Uppangala, S., D'Souza, F., Kalthur, G., Kumar, P., Adiga, S. K. & Atreya, H. S., 01-2013, In : NMR in Biomedicine. 26, 1, p. 20-27 8 p.

Research output: Contribution to journalArticle

29 Citations (Scopus)

"near miss" obstetric events and maternal deaths in a tertiary care hospital: An audit

Ps, R., Verma, S., Rai, L., Kumar, P., Pai, M. V. & Shetty, J., 19-07-2013, In : Journal of Pregnancy. 2013, 393758.

Research output: Contribution to journalArticle

31 Citations (Scopus)
2020
2016

Evaluation of fetal echocardiography as a routine antenatal screening tool for detection of congenital heart disease

Nayak, K., Naveen Chandra, G. S., Shetty, R. & Narayan, P. K., 01-01-2016, In : Cardiovascular Diagnosis and Therapy. 6, 1, p. 44-49 6 p.

Research output: Contribution to journalArticle

19 Citations (Scopus)
2012
8 Citations (Scopus)
2016
2013
8 Citations (Scopus)
2012

Effects of metformin use in pregnant patients with polycystic ovary syndrome

Khan, K. & Kumar, P., 01-05-2012, In : Journal of Human Reproductive Sciences. 5, 2, p. 166-169 4 p.

Research output: Contribution to journalReview article

13 Citations (Scopus)
2016

Distress in infertile males in Manipal-India: A clinic based study

Patel, A., Sharma, P. S. V. N., Narayan, P., Nair, B. V. S., Narayanakurup, D. & Pai, P. J., 01-10-2016, In : Journal of Reproduction and Infertility. 17, 4, p. 213-220 8 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)
2017

Prevalence of genital prolapse among married women in Southern Karnataka

Sahana, A., Rao, B. K., Nayak, S. R., Kumar, P., Kamath, V. & Kamath, A., 2017, In : Online Journal of Health and Allied Sciences. 16, 2, 4.

Research output: Contribution to journalArticle

2013

Assisted reproduction in polycystic ovarian disease: A multicentric trial in India

Kumar, P., Nawani, N., Malhotra, N., Malhotra, J., Patil, M., Jayakrishnan, K., Kar, S., Jirge, P. R. & Mahajan, N., 01-01-2013, In : Journal of Human Reproductive Sciences. 6, 1, p. 49-53 5 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)
2012
2011

Luteinizing hormone and its dilemma in ovulation induction

Kumar, P. & Sait, S., 01-01-2011, In : Journal of Human Reproductive Sciences. 4, 1, p. 2-7 6 p.

Research output: Contribution to journalReview article

33 Citations (Scopus)
2016
19 Citations (Scopus)
2015
5 Citations (Scopus)
2020

Reduced ovarian response to controlled ovarian stimulation is associated with increased oxidative stress in the follicular environment

Uppangala, S., Fernandes, G., Salian, S. R., Kumar, P., Talevi, R., Kalthur, G. & Adiga, S. K., 01-01-2020, (Accepted/In press) In : Reproductive biology.

Research output: Contribution to journalArticle

2016

Influence of sperm DNA damage on human preimplantation embryo metabolism

Uppangala, S., Pudakalakatti, S., D'souza, F., Salian, S. R., Kalthur, G., Kumar, P., Atreya, H. & Adiga, S. K., 01-09-2016, In : Reproductive biology. 16, 3, p. 234-241 8 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)
2014
7 Citations (Scopus)
2011

Vitamin E supplementation in semen-freezing medium improves the motility and protects sperm from freeze-thaw-induced DNA damage

Kalthur, G., Raj, S., Thiyagarajan, A., Kumar, S., Kumar, P. & Adiga, S. K., 01-03-2011, In : Fertility and Sterility. 95, 3, p. 1149-1151 3 p.

Research output: Contribution to journalArticle

60 Citations (Scopus)
2012

Supplementation of biotin to sperm preparation medium increases the motility and longevity in cryopreserved human spermatozoa

Kalthur, G., Salian, S. R., Keyvanifard, F., Sreedharan, S., Thomas, J. S., Kumar, P. & Adiga, S. K., 07-2012, In : Journal of Assisted Reproduction and Genetics. 29, 7, p. 631-635 5 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)
2015

Manipal cervical scoring system by transvaginal ultrasound in predicting successful labour induction

Bajpai, N., Bhakta, R., Kumar, P., Rai, L. & Hebbar, S., 01-05-2015, In : Journal of Clinical and Diagnostic Research. 9, 5, p. QC04-QC09

Research output: Contribution to journalArticle

7 Citations (Scopus)
2013

Influence of endomeriotic cyst diameter and the severity of endometriosis on the ovarian parenchyma excised during laparoscopic cystectomy

Ramachandran, A., Dhulkhed, S., Bhakta, R., Bhat, R. G., Rao, A. C. K., Vasudeva, A., Vishalakshi, A. & Kumar, P., 05-10-2013, In : Journal of Clinical and Diagnostic Research. 7, 10, p. 2241-2243 3 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)
2017

Isolated sixth cranial nerve palsy in a case of severe pre eclampsia presenting as postpartum diplopia

Yevale, A., Vasudeva, A., Mundkur, A., Kumar, P. & Prabhu, A., 01-08-2017, In : Journal of Clinical and Diagnostic Research. 11, 8, p. QD01-QD02

Research output: Contribution to journalArticle

2 Citations (Scopus)
2012

Association of low maternal plasma glucose after oral glucose challenge test with small for gestational age neonate

Bhat, R. G., Bhagya, K. V. & Kumar, P., 01-01-2012, In : International Journal of Infertility and Fetal Medicine. 3, 1, p. 22-25 4 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)
2016
6 Citations (Scopus)

Congenital Mitral atresia: A rare anomaly diagnosed in fetal echocardiography: A case study

Krishnananda, N., Ranjan Shetty, K., Kumar, P., Shetty, K., Prabhu, S. & Jyothi, S., 01-09-2016, In : Research Journal of Pharmaceutical, Biological and Chemical Sciences. 7, 5, p. 1936-1939 4 p.

Research output: Contribution to journalArticle

2015
2 Citations (Scopus)
2012

Understanding implantation window, a crucial phenomenon

Sharma, A. & Kumar, P., 01-01-2012, In : Journal of Human Reproductive Sciences. 5, 1, p. 2-6 5 p.

Research output: Contribution to journalReview article

29 Citations (Scopus)
2014
2011

Ovarian hyperstimulation syndrome

Kumar, P., Sait, S. F., Sharma, A. & Kumar, M., 2011, In : Journal of Human Reproductive Sciences. 4, 2, p. 70-75 6 p.

Research output: Contribution to journalArticle

75 Citations (Scopus)
2014

Quantifying Proteinuria in Hypertensive Disorders of Pregnancy

Amin, S. V., Illipilla, S., Hebbar, S., Rai, L., Kumar, P. & Pai, M. V., 01-01-2014, In : International Journal of Hypertension. 2014, 941408.

Research output: Contribution to journalArticle

5 Citations (Scopus)
2011

Controlled cooling versus rapid freezing of teratozoospermic semen samples: Impact on sperm chromatin integrity

Kalludi, S. N., Kalthur, G., Benjamin, S., Kumar, P. & Adiga, S., 09-2011, In : Journal of Human Reproductive Sciences. 4, 3, p. 121-124 4 p.

Research output: Contribution to journalArticle

2013
3 Citations (Scopus)
2017

Risk Assessment at 11–14-Week Antenatal Visit: A Tertiary Referral Center Experience from South India

Vellamkondu, A., Vasudeva, A., Bhat, R. G., Kamath, A., Amin, S. V., Rai, L. & Kumar, P., 01-12-2017, In : Journal of Obstetrics and Gynecology of India. 67, 6, p. 421-427 7 p.

Research output: Contribution to journalArticle

2019

Multimodality Screening for Lower Genital Tract Infections Between 18 and 24 Weeks of Pregnancy and its Efficacy in Predicting Spontaneous Preterm Delivery

Poojari, V. G., Dawson, S., Vasudeva, A., Hegde, N., Kaipa, G., Eshwara, V., Tellapragada, C. & Kumar, P., 01-01-2019, (Accepted/In press) In : Journal of Obstetrics and Gynecology of India.

Research output: Contribution to journalArticle

2013

Preimplantation and postimplantation therapy for the treatment of reproductive failure

Kumar, P. & Mahajan, S., 01-04-2013, In : Journal of Human Reproductive Sciences. 6, 2, p. 88-92 5 p.

Research output: Contribution to journalReview article

9 Citations (Scopus)
2020

Sliding sign and gel sonovaginography: A sneak peek prior to laparoscopy in patients with endometriosis

Venkatesh, S., Anjali, M., Vasudeva, A. & Kumar, P., 01-01-2020, In : Journal of Human Reproductive Sciences. 13, 1, p. 26-30 5 p.

Research output: Contribution to journalArticle

Open Access
2012
1 Citation (Scopus)
2014

Laparoscopic cystectomy of endometrioma: Good surgical technique does not adversely affect ovarian reserve

Bhat, R. G., Dhulked, S., Ramachandran, A., Bhaktha, R., Vasudeva, A., Kumar, P. & Rao, A. C. K., 01-01-2014, In : Journal of Human Reproductive Sciences. 7, 2, p. 125-129 5 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)
2013

Semen Abnormalities, Sperm DNA Damage and Global Hypermethylation in Health Workers Occupationally Exposed to Ionizing Radiation

Kumar, D., Salian, S. R., Kalthur, G., Uppangala, S., Kumari, S., Challapalli, S., Chandraguthi, S. G., Krishnamurthy, H., Jain, N., Kumar, P. & Adiga, S. K., 29-07-2013, In : PLoS One. 8, 7, e69927.

Research output: Contribution to journalArticle

36 Citations (Scopus)
2016

Congenital high airway obstruction syndrome presenting as nonimmune hydrops in a 19-week fetus

Mundkur, A., Nayak, S. S., Vasudeva, A., Katta, G. M. & Kumar, P., 01-09-2016, In : International Journal of Infertility and Fetal Medicine. 7, 3, p. 99-102 4 p.

Research output: Contribution to journalArticle