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Mr. Ravinder Kumar Sagar

Ravinder Kumar Sagar (Assistant Professor) has expertise in hematology-based experiments, which is also his core area of research. He has 17 international and 3 national publications to his credit. He tries to inculcate moral values along with an equal stress on studies to students for making them brighter, successful and responsible individual.

Title Mr. First Name Ravinder Last Name  Sagar Photograph
Designation Assistant Professor  
Department Zoology

Address
(Campus)

Acharya Narendra Dev College
Govind Puri,
Kalkaji
New Delhi-110019.

Phone Number

 + 91 11 2629 4542

Fax

+ 91 11 2647 5406

Email

csagar123@gmail.com, csagar123@rediffmail.com
Education Subject Institution
M.Sc. Zoology Annamalai University
NET (JRF) Life Sciences CSIR
Research Interests/ Specialization
PHYSIOLOGY
Scholership / Awards
  • Jury member for National level exhibition & project competition (NLPEC-2013) under innovation in science persuit for INSPIRED Research (INSPIRE) program, Department of Science & Technology, From 8th to 10th october 2013. 
  • Evaluated the Projects as Jury in Inspired Award Scheme “4th  National Level Exhibition & Project Competition” , 6-8 October 2014 held at Prgati Maidan, New Delhi, under the aegis of Department of Science & Technology, Ministry of Science and Technology, Government of India (inspire: Innovation in Science Pursuit For Inspired Research)
Teaching Experience
9 years 4 months
Publications (Last Five Years)
In Indexed/Peer Reviewed Journals
Year of Publication Title Journal Co-author/s
2009

     

 Whole body protection against lethal ionizing radiation in mice by REC-2001: A semi-purified fraction of Podophyllum hexandrum Phytomedicine M. Lata, J. Prasad, S. Singh, R. Kumar, L. Singh, P. Chaudhary, R. Arora, R. Chawla, S. Tyagi, N.L. Soni, R.K. Sagar, M. Devi, R.K. Sharma, S.C. Puri and R.P. Tripathi
2008

Radiomodulatory and free radical scavenging activity of the fractionated aquo-alcoholic extract of the adaptogenic nutraceutical (Rhodiola imbricata) – A comparative in vitro assessment with ascorbate Journal Of Dietary Supplements Arora R, Shikha Singh, Sagar RK, Chawla R, Kumar R, Puri SC, Surender S, Prasad J, Gupta ML, Krishna B, Siddiqui MS, Sharma AK, Tripathi RP, Qazi GN, Sharma RK
2007

Radioprotective and antioxidant activity of fractionated extracts of berries of Hippophae rhamnoides JOURNAL OF Medicinal Food Raman Chawla, Rajesh Arora, Shikha Singh, Ravinder K. Sagar, Rakesh Kumar Sharma, Raj Kumar, Ashok Sharma, Manju L. Gupta, Surender Singh, Jagdish Prasad, Haider A. Khan, Anand Swaroopa, A.K. Sinha, AK Gupta, Rajender P. Tripathi and PS Ahuja
 2007

Cytoprotective effect of Podophyllum hexandrum against gamma radiation is mediated via hemopoietic system stimulation and up-regulation of Heme-oxygenase-1 (HO-1) and the pro-survival multidomain protein Bcl-2 Integrative Cancer Therapies Rajesh Arora, Ravinder Sagar, Shikha Singh, Raj Kumar, AK Sharma, Jagdish Prasad, Surender Singh, ML Gupta, Rakesh Kumar Sharma, Satish Chandra Puri, Bal Krishan, MS Siddiqui, SS Lahiri, RP Tripathi and GN Qazi
2006

Neuroprotection of the nigrostriatal dopaminergic neurons by melatonin in hemiparkinsonium rat. Indian J Med Res S Singh , R Ahmed , R K Sagar , B Krishana
2006

Neuroprotective effect of BDNF in young and aged 6-OHDA treated Rat model of Parkinson’s Disease Indian Journal of Exp. Biol. Shalini Singh, Riyaz Ahmad, Deepti, Ravinder Kumar Sagar 
2006 Podophyllum hexandrum offers Radioprotection by Modulating Free Radical Flux: Role of Aryl-Tetralin Lignans Evidence Based Complementary and Alternative Medicine Raman Chawla, Rajesh Arora, Shikha Singh, R. K. Sagar, Rakesh Kumar Sharma, R. Kumar, A. Sharma, RP Tripathi, S. C. Puri, H. A. Khan, A.S. Shawl, P. Sultan, Tej Krishan,  and G.N. Qazi
2006

The endophytic fungus Trametes hirsuta as a novel alternative source of podophyllotoxin and related aryl tetralin lignans Journal of Biotechnology Satish Chandra Puri, Asiya Nazir, Raman Chawla, Rajesh Arora, S. Riyaz-ul-Hasan, Touseef Amnaa, Bilal Ahmed, Vijeshwar Verma, Shikha Singh, Ravinder Sagar, Ashok Sharma, Raj Kumar, Rakesh Kumar Sharma and Ghulam Nabi Qazi
2006

Protection of hematopoietic system against gamma-radiation induced damage by Podophyllum hexandrum Planta Medica Sagar RK, Chawla R, Arora R, Singh S, Puri SC, Krishna B, Singh P, Kumar R, Sharma AK, Singh S, Prasad J, Gupta V, Ahmed B, Dhar KL, Khan HA, Sharma RK, Qazi GN
2005 Radioprotective and Antioxidant Properties of Low Altitude Podophyllum hexandrum(LAPH) Journal of Environmental Pathology Toxicology and Oncology Arora R, Chawla R, Puri S.C., Sagar R, Singh S, Kumar R, Sharma A. K., Prasad J, Singh S,    Kaur G, Chaudhary P, Quazi G. N., Sharma R.K
2005

Neuroprotective effect of the FGF in young and aged rat model of Parkinson’s disease Biomedicine R. Ahmad, S. Singh, R.K. Sagar and B. Krishana
2005

3-O-β-D- galactopyranoside of quercetin as an active principle from high-altitude Podophyllum hexandrum and evaluation of its radioprotective properties Z. Naturforschung  Chawla Raman, Arora R, Sagar RK, Singh S, Puri SC, Kumar R, Singh S, Sharma AK, Prasad   J, Khan HA, Sharma RK, Nazir A, Dhar KL, Spiteller M and Qazi GN
2005

Radioprotection by Plant Products: Present Status and Future Prospects Phytotherapy Research Arora R, Gupta D, Chawla R, J Prasad, S Singh, AK Sharma, R Kumar, RK Sagar, N Samanta, RK Sharma
2005

 Evaluation of radioprotective activities of Rhodiola imbricata Edgew- A high altitude plant Molecular and Cellular Biochemistry Rajesh Arora, Raman Chawla, Ravinder Sagar, Jagdish Prasad, Surender Singh, Raj Kumar, Ashok Sharma, Shikha Singh and Rakesh Kumar Sharma
2005 Antioxidant activities of fractionated extracts of High Altitude Podophyllum hexandrum in Radiation Protection Molecular and Cellular Biochemistry Chawla R, Rajesh Arora, R. Kumar, A. Sharma, J. Prasad, S. Singh, R. Sagar, P Chaudhary , S Shukla, G. Kaur, R.K. Sharma, S.C. Puri, G. Handa, V.K. Gupta, G. N. Qazi
2005 Podophyllum hexandrum (Himalayan Mayapple) extract provides radioprotection by modulating the expression of proteins associated with apoptosis Biotechnology and Applied Biochemistry Raj Kumar, Pankaj Kumar Singh, Ashok Sharma, Jagdish Prasad, Ravinder Sagar, Surender Singh, Rajesh Arora, Rakesh Kumar Sharma 
2005

 

Radioprotection by Podophyllum hexandrum in the liver of mice: A mechanistic approach Environmental Toxicolgy and Pharmacology Raj Kumar, Pankaj Kumar Singh, Ashok Sharma, Jagdish Prasad, Ravinder Sagar, Surender Singh, Rajesh Arora, Rakesh Kumar Sharma
2004 Radioprotective Potential of an Herbal Extract of Tinospora cordifolia J. Radiat. Res., 45: 61-68 Harish Chandra GOEL*Jagdish PRASAD, Surender SINGH, Ravinder Kumar SAGAR, Paban Kumar AGRAWALA, Arun Kumar SINHA# Ruchi DOGRA
2002 Radioprotection by a Herbal Preparation of Hippophae rhamnoides ‘RH-3’ Against Whole Body Lethal Irradiation in Mice PHYTOMEDICINE 9:15-25 H.C.Goel*, J. Prasad, S.Singh, R.K.Sagar, I. Prem kumar, P.K. Agrawal And A.K. Sinha
2001 Radioprotection by a Herbal Preparation of Hippophae rhamnoides ‘RH-3’ Against Whole Body Lethal Irradiation in Mice Proceedings of International Workshop on Seabuckthorn (V.Singh and R.K. Khosla, Eds.): 205-211, New Delhi H.C. Goel*, J. Prasad, S.Singh, R.K. Sagar, I.Prem Kumar, P.K. Agrawal And A.K. Sinha
National & International Conferences
  1. Rajesh Arora, S. Singh, R.K. Sagar, R. Kumar, A. Sharma, S.C. Puri, R.P. Tripathi, G.N. quazi. “Role of antioxidant and DNA protective activity of a promising fraction of Podophyllum hexandrum (REC-2006) in providing protection against γ-radiation” held at School of Chemical Sciences, Mahatma Gandhi University, Kottayam, Kerala, India. An international conference on frontiers of radiation and photochemistry. PHOTORADCHEMRAD-2007, February 8-11.
  2. Rajesh Arora, S. Singh, R. Sagar, R. Chawla, R. Kumar, A. Sharma, M.L. Gupta, SS Lahiri, R.P. Tripathi “Radioprotection by high altitude flora and phyto-constituents therefrom: Potential for armed forces”. PHOTORADCHEM-2007
  3. Shikha Singh, RKSagar, Rajesh Arora, R Kumar, A Sharma, IP Kumar, J Prasad, S Singh, M Gupta, SS Siddiqui, SS Lahiri, RP Tripathi “Combination modality treatment for improved survival against lethal ionising radiation-mediated Damage in Strain ‘A’ Mice” held at Dr. Ambedkar Centre for Biomedical Research, University of Delhi, Delhi-7, 6th Annual Symposium on Frontiers in Biomedical Research, November 30th – December 2nd, 2006.
  4. Rajesh Arora, Shikha Singh, R. Sagar, R. Kumar, A. Sharma, I.P. Kumar, M. Gupta, R.P. Tripathi. “Protection of hemopoietic system against ionizing radiation induced damage by Podophyllum hexandrum : Role of heme oxygenase-I and BCl-2” held at Institute of Medical Sciences, Banaras Hindu University, Varanasi, India, International conference on Radiation Biology, November 20-22, 2006. Indian Journal of Radiation Research, Vol. 3 (4) pp-253-254
  5. Sagar, R.K., Singh, S., Chawla, R., Arora, R., Kumar, R., Sharma, A.K., Singh, S., Prasad, J., Gupta, M.L., Chaurasia, O.P., Sharma, R.K., Puri, S.C., Qazi, G.N. "Radioprotective Potential of a High-Altitude Medicinal Herb of Himalayas Rhodiola imbricata”. Participated and presented a poster in IIIrd International conference on Plant and Environmental Pollution held at National Botanical Research institute, Luclnow, Uttar Pradesh, India. 28th November- 2 December 2005.
  6. Chawla R, Arora R, Shikha Singh, Sagar RK, Puri SC, Shawl AS, Sharma RK: Effect of Abiotic Factors on Radioprotective Properties of Podophyllum hexandrum at National Seminar on Plant Physiology, Surat 23-27Nov’2005.
  7. Arora R, Chawla R, Sagar RK, Shikha Singh, Kumar R, Sharma AK, Singh S,  Prasad J, Puri SC, Gupta Ml, Sharma RK: Low Aryl-Tetralin Lignans containing Podophyllum hexandrum extract protects against Radiation mediated Lethal Damage;at Nanobiotechnology the Road Ahead: 17-19 Nov’ 2005, Lucknow, India
  8. Chaudhary P, SC Puri, SK Shukla, RK Sagar, R. Arora, RK Sharma 2004 Prevention of radiation-induced damage to pBR322 plasmid DNA by fractions of Podophyllum hexandrum, International Conference on Recent Trends in Radiation Biology, Bhabha Atomic Research Centre, Mumbai during 1-3 December, 2004.
  9. Raman Chawla, Arora R, Singh S, Sagar RK, Prasad J, S Singh, AK Sharma, R Kumar, Rakesh Kumar Sharma: Medicinal Properties of a High-Altitude Rhodiola species: Relevance to Radiation Protection: National Seminar on Plant Physiology, Pune, India, Decemer’2004.
  10. Chawla R, R. Arora, SC Puri, R Kumar, A Sharma, J Prasad, S Singh, R Sagar, G Kaur, RK Sharma 2004 A comparative study of the antioxidant potential of various fractions of Podophyllum hexandrum vis-à-vis radiation protection. International Conference on Recent Trends in Radiation Biology, Bhabha Atomic Research Centre, Mumbai during 1-3 December, 2004.
  11. Kumar R, PK Singh, A Sharma, J Prasad, R Sagar, S Singh, R. Arora, RK Sharma. “Modulation of expression of cytoprotective proteins in mouse kidney by a herbal preparation of Podophyllum hexandrum”. Indo-Tunisian Workshop on Biotechnology in Medicine, Organized by Institute of Nuclear Medicine and Allied Sciences, Delhi and Defence Research and Development Establishment, Gwalior during 28-29th June, 2004.
  12. Rakesh Kumar Sharma, Rajesh Arora, J.Prasad, S. Singh, R.K. Sagar, A.K. Sinha, A.K.  Sharma, N. Samanta, Rajkumar, R.Chawla, H.C. Goel, T. Ravindranath. “ Radioprotective efficacy of Hippophae rhamnoides”. Seminar on Seabuckthorn, A resource for environment, Health & Economy held at Institute of Nuclear Medicine and Allied Sciences Delhi, India 12-13 March 2004
  13. Arora R, D Gupta, AK Sharma, RK Sagar, J Prasad, S Singh, N Samanta, R Kumar, HC Goel, AK Sinha, R Chawla, RK Sharma. “Modification of radiation-induced damage in mammalian model systems by natural plant products: implications for radiation protection”. IUPAC International Conference on Biodiversity and Natural Products held at Delhi University, Delhi during 26-31 January 2004.
  14. Arora R, D. Gupta, J. Prasad, AK Sharma, S. Singh, Sagar R, Samanta N, Kumar R, Goel HC “Bioprospection of Himalayan High-altitude Region Flora for Radioprotective Biomolecules. National Seminar on New Millennium Strategies for Quality, Safety and GMPs for Herbal Drugs/Products” held at National Botanical Research Institute, Lucknow from 11-13 November 2003.
  15. Sagar RK, Prasad Jagdish, Singh S, Arora R, Goel HC 2003 Protection Of Mammalian Hemopoietic System Against Lethal (10Gy) Radiation Damage By Certain Herbal Extracts: A Comparative Study. Presented a poster during the XXIV Annual Conference of Indian Association of Biomedical Scientists (Theme: “Radiotracers in Drug Development") held at Laser Science and Technology Centre and Institute of Nuclear Medicine and Allied Sciences, Delhi from 1st to 4th Nov 2003.
  16. Arora R, D. Gupta, J. Prasad, S. Singh, AK Sharma, Sagar R, Samanta N, Kumar R, Goel HC Screening Of Indigenous Medicinal And Aromatic Plants For Their Radioprotective Potential: Some Considerations. Presentation made during the XXIV Annual Conference of Indian Association of Biomedical Scientists (Theme:  “Radiotracers in Drug Development") held at Laser Science and Technology Centre and Institute of Nuclear Medicine and Allied Sciences, Delhi from 1st to 4th Nov 2003.
  17. Sagar RK and Goel HC 2002. “Radioprotection of haemopoietic system by herbal extracts” poster presented during the “International Conference on Radiation Damage and its Modifications” From 13th -15th Nov., Institute of Nuclear Medicine and Allied Sciences Delhi, India. 2002.
Chapter in Books

R. Arora, R. Chawla, Shikha Singh, R.K. Sagar, R. Kumar, A. Sharma, J. Prasad, S. Singh, G.U. Gurudatta, Rakesh Kumar Sharma Bioprospection for Radioprotective Molecules from Indigenous Flora Editor: JN Govil, Studium Press, USA In: Recent Progress in Medicinal Plants Vol. VI

   Others:-

          Patents:

  • Coauthor in patent “Radioprotective herbal extract and its process thereof” Indian patent office, New Delhi.  (Rhodiola)
  •  Coauthor in patent “A process for Preparation of a Radioprotective Herbal Extract” Indian patent office, New Delhi. (Hippophae)
  • Coauthor in patent “A process for Preparation of Radioprotective Herbal Extract” (Based on Tinospora sps.), Indian patent office, New Delhi.

Lectures Delivered:

Delivered a lecture on the topic ‘Osmoregulation’ in March’08 and on ‘Temperature relation in animals’ in Sept’08 on Television (Gyan Darshan II) for the under-graduate students of distance learning course in Life Sciences of Indira Gandhi  National Open University (IGNOU)

 

CEP Courses/Training

  1. CEP course on “Biostatistics” 1-5 November held at INMAS, Delhi 2004.
  2. CEP course on “Transgenic Crop Development and evaluation” 15-20 December held at D.A.R.L., DRDO, Pithoragarh 2003.
  3. Training Programme on “Radiation Disaster Management” conducted at INMAS, 25-29th July 2002. 
  4. Training course on “Molecular Biology, Hybridoma and Cell Culture Techniques” conducted at National Biotechnology Centre, I.V.R.I.  Izatnagar Bareilly, 12th-11th March under the auspices of National Agricultural Technology Project on Human Resource Development in Veterinary Biotechnology 2002.
Professional Societies Memberships
Member of various committies at college level: Examination committee, Proctorial committee, SPICMACAY committee, Debate committeeMember of various committies at college level: Examination committee, Proctorial committee, SPICMACAY committee, Debate committee.
Workshops (Attended/Conducted)
  1. Participated in one day workshop on “Data Acquisition & Analysis” on 15th September 2014 held at Department of Zoology, University of Delhi, Delhi-110007
  2. Participated in one day workshop on “Laboratory Animal Welfare & Alternative Models: Animal Welfare Through 3 R’s- REDUCE, REFINE, REPLACE” on 6th July 2012 held at Institute of Genomics & Integrated Biology (IGIB), Mall Road, Delhi-110007
  3. Participated in workshop on “Application of Free/ Open Source Software in Science Teaching and Research” organized at Acharya Narendra Dev College, University of Delhi held on 14-15th April 2010.
  4. Organised symposium CHEMISTRY IN BIOLOGY: THE FUTURE OF LIFE SCIENCES" HELD AT INDIA INTERNATIONAL CENTRE, 40, LODHI ESTATE, NEW DELHI-11003 FEBRUARY 12-13, 2010.
  5. Organised as a Resource person in ‘Workshop for Biology Laboratory Course (LS 306) for B.Sc Programme III year’ organized at Acharya Narendra Dev College, University of Delhi, from October 21-24, 2008.
  6. Participated in the workshop on “LINUX AND FREE-OPEN SOURCE SOFTWARES" conducted by Acharya Narendra Dev College in association with OpenLx Linux on 6th and 7th December 2007
  7. Participated in "Workshop on content creation for e-learning", held at University of Delhi South Campus, from August 25-27, 2006.
 Awards
  1. First Prize in Badminton Tournament (Singles) organized at Acharya Narendra Dev College on 12th February 2014.
  2. First prize in Carrom tournament (singles) organized at Acharya Narendra Dev College on 17th March 2011.
  3. Laboratory Technology Group Award
    Dr. Rajesh Arora, Dr. Vandana Pathania, Jagdih Prasad, Surender Singh, Ashok Kumar Sharma, R.K. Sagar, N. Samanta, I. Prem Kumar, D. Gupta, P.K. Agarwala, H. Prakash.
  4. First prize in Quiz in Hindi Pakhwara organized at INMAS 7-21 October 2002.
  5.  Second Prize in Quiz in Hindi Pakhwara organized at INMAS 8-19 September 2003.
  6.  Third Prize in debate in Hindi Pakhwara organized at INMAS 8-19 September 2003.
  7. Third Prize in essay writing in Hindi Pakhwara organized at INMAS 8-19 September 2003.
  8. Third Prize in self-written poem in Hindi Pakhwara organized at INMAS 8-19 September 2003.
  9. First prize in Chess tournament organized at INMAS in Feb. 2004
  10. Participated in DRDO North Zone Chess Tournament LASTEC, Delhi.
  11. Second prize in Carrom (Doubles) tournament organized at INMAS in Feb. 2004.
  12. Participated in DRDO North Zone Carrom Tournament, DMSDRDE, Kanpur.
  13. Third Prize in debate in Hindi Pakhwara organized at INMAS Sept-Oct 2004         

Others