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Rajangam Udayakumar

Publications (11)

Indirect Regeneration of Withania somnifera from Nodal Explants

Rajangam Udayakumar, Andy Ganapathi, Sei Chang Kim & Chang Won Choi · Biotechnology Journal International · 2014

Withania somnifera is an important medicinal plant and used to cure many diseases. Indirect regeneration protocol for multiple shoots development was established using nodal explants of W. somnifera from 50-60 days old seedlings. The callus induction was observed from nodal expla...

Open access Research Article 10.9734/BBJ/2014/7511

GC-MS Analysis of Methanolic Extracts of Leaf and Stem of Marsilea minuta (Linn.)

Govindaraj Sabithira & Rajangam Udayakumar · Journal of Complementary and Alternative Medical Research · 2017

Aims: To analyze the chemicals composition of methanolic extracts of leaf and stem of M. minuta collected from Uppur Village, Tamilnadu, India by GC-MS. Study Design: Experimental study. Methodology: The Methanolic extracts were prepared and concentrated at 40°C using hot air ove...

Open access Research Article 10.9734/JOCAMR/2017/30871

Analysis of Bioactive Compounds in Latex of Croton bonplandianum (Baill.) Using GC-MS

Vivekanandadasan Vennila & Rajangam Udayakumar · Journal of Advances in Medical and Pharmaceutical Sciences · 2016

Background: Croton bonplandianum Baill. belongs to the family of Euphorbiaceae and commonly known as ‘Bantulsi’. Traditionally, the latex of this plant is used for cuts and wounds. Objective: The present investigation was designed to determine the phytochemical constituents of la...

Open access Research Article 10.9734/JAMPS/2016/26655

Antihyperglycemic Effect of an Important Phytocompound - Phloretin on Streptozotocin Induced Diabetes: An Experimental Study

Tamilarasan Nithiya & Rajangam Udayakumar · Journal of Advances in Medical and Pharmaceutical Sciences · 2016

Aim: To investigate the antihyperglycemic effect of phloretin on streptozotocin induced diabetic rats. Materials and Methods: Diabetes mellitus was induced in adult male albino rats of Wistar strain weight ranges between 180-200 g by intraperitoneal administration of streptozotoc...

Open access Research Article 10.9734/JAMPS/2016/24114

Gas Chromatography-Mass Spectrometry (GC-MS) Analysis of Ethanolic Extracts of Aerva lanata (L.)

Ramalingam Vidhya & Rajangam Udayakumar · International Journal of Biochemistry Research & Review · 2015

Aim: To determine the phytochemical constituents present in the different parts of Aerva lanata using Gas Chromatography – Mass Spectrometry (GC-MS). Study Design: GC-MS analysis of bioactive compounds in different parts of A. lanata. Place and Duration of Study: Post Graduate an...

Open access Research Article 10.9734/IJBCRR/2015/17241

Antibacterial Potential of Different Parts of Aerva lanata (L.) Against Some Selected Clinical Isolates from Urinary Tract Infections

Ramalingam Vidhya & Rajangam Udayakumar · Microbiology Research Journal International · 2015

Aims: To investigate the antibacterial activity of different parts of Aerva lanata against Staphylococcus saprophyticus, Streptococcus agalactiae, Acinetobacter baumannii, Xanthomonus citri, Klebsiella pneumoniae and Proteus vulgaris. Study Design: An experimental study. Place an...

Open access Research Article 10.9734/BMRJ/2015/15738

GC-MS Analysis of Leaf, Fruits and Latex of Croton bonplandianum Baill

Vivekanandadasan Vennila & Rajangam Udayakumar · International Journal of Biochemistry Research & Review · 2014

Aims: To characterize the phytocompounds of different parts of Croton bonplandianum using GC-MS. Study Design: GC-MS analysis of bioactive constituents of C. bonplandianum. Place and Duration of Study: Post Graduate and Research Department of Biochemistry at Government Arts Colle...

Open access Research Article 10.9734/IJBCRR/2015/13459

Antibacterial Activity of Croton bonplandianum (Bail.) Against Some Bacterial Isolates from Infected Wounds

Vivekanandadasan Vennila & Rajangam Udayakumar · Microbiology Research Journal International · 2014

Aims: The antibacterial activity of medicinal plants against human pathogens has been evaluated by a number of studies. However, a few research works have been done on pus cell pathogens. So this research work was aimed to determine the antibacterial effect of Croton bonplandianu...

Open access Research Article 10.9734/BMRJ/2015/12620

GC-MS Analysis of Phytocompounds of Leaf and Stem of Marsilea quadrifolia (L.)

Karikalan Gopalakrishnan & Rajangam Udayakumar · International Journal of Biochemistry Research & Review · 2014

Objective: To investigate the phytochemical constituents of methanolic extracts of leaf and stem of Marsilea quadrifolia (Linn.). Methods: The methanolic leaf and stem extracts of M. quadrifolia were prepared by standard procedure and concentrated at 40ºC using hot air oven. The...

Open access Research Article 10.9734/IJBCRR/2014/11350

Antimicrobial Activity of Marsilea quadrifolia (L.) Against Some Selected Pathogenic Microorganisms

Karikalan Gopalakrishnan & Rajangam Udayakumar · Microbiology Research Journal International · 2014

Objective: To investigate the antimicrobial activity of different solvent extracts of leaf and stem of M. quadrifolia (L.) against selected human pathogenic microorganisms. Methods: The antimicrobial activity was evaluated by well diffusion method. The antibacterial and antifunga...

Open access Research Article 10.9734/BMRJ/2014/9969

Phytochemical Analysis and Nematicidal Activity of Ethanolic Leaf Extracts of Datura metel, Datura innoxia and Brugmansia suaveolens Against Meloidogyne incognita

Aiyadurai Nandakumar, Muthu Mayil Vaganan, Palaniyandi Sundararaju & Rajangam Udayakumar · Asian Journal of Biology · 2017

The present study was aimed to screen the phytochemicals and quantification of alkaloids, phenolic compounds and flavonoids and to evaluate the nematicidal activity of ethanolic leaf extracts of Datura metel, Datura innoxia and Brugmansia suaveolens against Meloidogyne incognita....

Open access Research Article 10.9734/AJOB/2017/34241