Items where Author is "Umesh Kumar, S."

Mahejibin, Khan and Nakkeeran, E. and Umesh Kumar, S. (2013) Potential Application of Pectinase in Developing Functional Foods. Annual Review of Food Science and Technology, 4. pp. 21-34.

Rajalakshmi, H. and Umesh Kumar, S. and Ravi Kumar, Kadeppagari (2012) Evidence for the improvement of thermostability of the maltogenic alpha-amylase of Aspergillus niger by negative pressure. Starch/Starke, 64. pp. 646-651.

Anbarasu, K. and Akshatha, H.S. and Muthukumar, S. P. and Umesh Kumar, S. (2012) A Short-Term Toxicity Study of Aspergillus Carbonarius Carotenoid. International Journal of Toxicology, 31 (2). pp. 158-165.

Nakkeeran, E. and Gowthaman, M. K. and Umesh Kumar, S. and Subramanian, R. (2012) Techno-economic analysis of processes for Aspergillus carbonarius polygalacturonase production. Journal of Bioscience and Bioengineering, 113 (5). pp. 634-640.

Anbarasu, K. and Akshatha, Hosahalli Srikanta and Muthukumar, S. P. and Umesh Kumar, S. and Vijayalakshmi, G. (2011) Antioxidant and lipid peroxidation activities in rats fed with Aspergillus carbonarius carotenoid. Food and Chemical Toxicology, 49 . pp. 3098-3103.

Nakkeeran, Ekambaram and Umesh Kumar, S. and Subramanian, R. (2011) Aspergillus carbonarius polygalacturonases purified by integrated membrane process and affinity precipitation for apple juice production. Bioresource Technology , 102. pp. 3293-3297.

Mohan, A. Dhale and Mohan Kumari, H. P. and Umesh Kumar, S. and Vijayalakshmi, G. (2010) Production of Monascus Purpureus Pigments; Influenced by Amidase and Acid Protease Activity. Journal of Food Biochemistry.

Nakkeeran, Ekambaram and Subramanian, R. and Umesh Kumar, S. (2010) Purification of polygalacturonase from solid-state cultures of Aspergillus carbonarius. Journal of Bioscience and Bioengineering, 109 (2). pp. 101-106.

Nakkeeran, E. and Umesh Kumar, S. and Subramanian, R. (2009) Process Assessment for the Purification of Aspergillus carbonarius Polygalacturonase Produced by Submerged and Solid-State Fermentations. International Journal of Engineering and Technology, 1 (4). pp. 278-281.

Nakkeeran, E. and Subramanian, R. and Umesh Kumar, S. (2008) Improving Specific Activity of Aspergillus carbonarius Polygalacturonase Using Polymeric Membranes. Applied Biochemistry and Biotechnology, 151. pp. 233-243. ISSN 0273-2289

Kumaresan, N. and Sanjay, K. R. and Venkatesh, S. K. and Ravi Kumar, Kadeppagari and Vijayalakshmi, G. and Umesh Kumar, S. (2008) Partially saturated canthaxanthin purified from Aspergillus carbonarius induces apoptosis in prostrate cancer cell line. Applied Microbiology and Biotechnology, 80. pp. 467-473. ISSN 0175-7598

Nakkeeran, E. and Venkatesh, K. S. and Subramanian, R. and Umesh Kumar, S. (2008) Purification of Aspergillus carbonarius polygalacturonase using polymeric membranes. Journal of Chemical Technology and Biotechnology, 83. pp. 957-964. ISSN 0268–2575

Ravi Kumar, K and Venkatesh, K. S. and Umesh Kumar, S. (2007) The 53-kDa proteolytic product of precursor starch-hydrolyzing enzyme of Aspergillus niger has Taka-amylase-like activity. Applied Microbiology and Biotechnology, 74 (5). pp. 1011-5. ISSN 0175-7598

Dhale, M. A. and Divakar, S. and Umesh Kumar, S. and Vijayalakshmi, G. (2007) Characterization of dehydromonacolin-MV2 from Monascus purpureus mutant. Journal of applied microbiology, 103 (6). pp. 2168-73. ISSN 1364-5072

Dhale, M. A. and Divakar, S. and Umesh Kumar, S. and Vijayalakshmi, G. (2007) Isolation and characterization of dihydromonacolin-MV from Monascus purpureus for antioxidant properties. Applied Microbiology and Biotechnology, 73 (5). pp. 1197-202. ISSN 0175-7598

Sanjay, K. R. and Kumaresan, N. and Akhilender Naidu, K. and Viswanatha, S. and Narasimhamurthy, K. and Umesh Kumar, S. and Vijayalakshmi, G. (2007) Safety evaluation of pigment containing Aspergillus carbonarius biomass in albino rats. Food and Chemical Toxicology, 45 (3). pp. 431-9. ISSN 0278-6915

Ravi Kumar, K and Venkatesh, K. S. and Umesh Kumar, S. (2004) Evidence that cleavage of the precursor enzyme by autocatalysis caused secretion of multiple amylases by Aspergillus niger. FEBS letters, 557 (1-3). pp. 239-42. ISSN 0014-5793

Eugene Raj, A. and Sathish Kumar, H. S. and Umesh Kumar, S. and Misra, M. C. and Ghildyal, N. P. and Karanth, N. G. (2002) High-cell-density fermentation of recombinant Saccharomyces cerevisiae using glycerol. Biotechnology progress, 18 (5). pp. 1130-2. ISSN 8756-7938

Vatsala, Maitin and Kavitha, R. and Umesh Kumar, S. (2001) Properties of an extracellular amylase purified from a Bacillus species. World Journal of Microbiology and Biotechnology, 17 (8). 823-826, 15 ref..

Dubey, A. K. and Suresh Babu, C. V. and Kavitha, R. and Karanth, N. G. and Umesh Kumar, S. (2000) Evidence that the glucoamylases and alpha-amylase secreted by Aspergillus niger are proteolytically processed products of a precursor enzyme. FEBS letters, 471 (2-3). pp. 251-5. ISSN 0014-5793

Kavitha, R. and Umesh Kumar, S. (2000) Genetic improvement of Aspergillus carbonarius for pectinase overproduction during solid state growth. Biotechnology and bioengineering, 67 (1). pp. 121-5. ISSN 0006-3592

Pramila Rao, P. and Umesh Kumar, S. and Narasimha Rao, D. and Divakar, S. (2000) Optimsation of digestion parameters for the elimination of residual Beta-cyclodextrin used for cholesterol reduction in egg using glycoamylase. European Food Research and Technology, 210 (4). pp. 231-236.

Ramachandra Kini, K. and Vasanthi, N.S. and Umesh Kumar, S. and Shekar Shetty, H. (2000) Purification and properties of a major isoform of Beta-1,3-glucanase from pearl millet seedlings. Plant Science, 150. pp. 139-145.

Suresh, C. and Dubey, A. K. and Srikanta, S. and Umesh Kumar, S. and Karanth, N. G. (1999) Characterisation of a starch-hydrolysing enzyme of Aspergillus niger. Applied Microbiology and Biotechnology, 51. pp. 673-675.

Rao, Pramila and Suresh, C. and Narasimha Rao, D. and Umesh Kumar, S. and Divakar, S. (1999) Digestion of residual β-cyclodextrin in treated egg using glucoamylase from a mutant strain of Aspergillus niger (CFTRInext term 1105). Food Chemistry, 65 (3). pp. 297-301. ISSN 50308-8146

Suresh Babu, C. V. and Dubey, A. K. and Kini, R. and Umesh Kumar, S. and Karanth, N. G. (1999) Separation and direct detection of raw and gelatinized starch hydrolyzing activities of glucoamylase on isoelectric focusing gels. Electrophoresis, 20 (3). pp. 483-485. ISSN 0173-0835

Dubey, A. K. and Suresh, C. and Umesh Kumar, S. and Karanth, N. G. (1998) An enzyme linked immuno-sorbent assay for the estimation of fungal biomass during solid state fermentation. Applied Microbiology and Biotechnology, 50 (3). pp. 299-302.

Dubey, A. K. and Suresh, C. and Umesh Kumar, S. and Karanth, N. G. (1998) An enzyme-linked immunosorbent assay for the estimation of fungal biomass during solid-state fermentation. Applied Microbiology and Biotechnology, 50. pp. 299-302.

Suresh, C. and Dubey, A. K. and Kavitha, R. and Umesh Kumar, S. (1998) An immunoaffinity procedure for determination of enzyme activity at elevated temperatures. Analytical Biochemistry, 264 (2). pp. 286-8. ISSN 0003-2697

Shankar, C. S. and Ramakrishnan, M. S. and Umesh Kumar, S. (1996) MIG1 overexpression causes flocculation in Saccharomyces cerevisiae. Microbiology, 142 (. pp. 2663-7. ISSN 1350-0872

Shankar, C. S. and Ahamad, P. Y. A. and Ramakrishnan, M. S. and Umesh Kumar, S. (1996) Mitochondrial NADH dehydrogenase activity and ability to tolerate acetaldehyde determine faster ethanol production in Saccharomyces cerevisiae. Biochemistry and Molecular Biology International, 40 (1). pp. 145-50. ISSN 1039-9712

Shishupala, S. and Kumar, V. U. and Shekar Shetty, H. and Umesh Kumar, S. (1996) Screening pearl millet cultivars by ELISA for resistance to downy mildew disease. Plant Pathology, 45. pp. 978-983.

Shankar, C. S. and Umesh Kumar, S. (1994) A surface lectin associated with flocculation in brewing strains of Saccharomyces cerevisiae. Microbiology, 140. pp. 1097-101. ISSN 1350-0872

Umesh Kumar, S. and Nagarajan, L. (1991) Cell wall antigenic homology in certain species of Saccharomyces and an enzyme-linked immunosorbent assay for rapid identification of S. cerevisiae. Folia Microbiologica, 36 (3). pp. 305-10. ISSN 0015-5632

Nagarajan, L. and Umesh Kumar, S. (1990) Antigenic studies on flocculating brewer's yeast, Saccharomyces cerevisiae NCYC 227. Journal of General Microbiology, 136 (9). pp. 1747-1751.

Nagarajan, L. and Selvakumaran, R. and Kumar, V. U. and Umesh Kumar, S. (1990) Deterioration in milk quality due to a psychrotrophic Bacillus cereus during storage at low temperatures. Chemie Mikrobiologie Technologie der Lebensmittel, 12 (6). 168-170 ; 8 ref..

Umesh Kumar, S. and Rehana, F. and Krishna, Nand. (1990) Production of an extracellular thermostable calcium-inhibited Alpha-amylase by Bacillus licheniformis MY 10. Enzyme and Microbial Technology, 12 (9). pp. 714-716.

Umesh Kumar, S. and Nagarajan, L. and Rehana, F. and Nand, K. (1990) The effect of ethanol on cell wall antigens of Saccharomyces cerevisiae and specific isolation of high ethanol producing strains of this yeast, making use of a serological technique. Antonie van Leeuwenhoek, 58 (1). pp. 57-66. ISSN 0003-6072

Umesh Kumar, S. and Rehana, F. and Krishna, Nand. (1989) A baiting technique for the isolation of bacteria producing starch-hydrolysing enzymes. Letters in Applied Microbiology, 8 (1). pp. 33-35.