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  1. No Access

    Article

    HR-LCMS Profiling of phytochemical constituents and evaluation of antioxidant, antibacterial, anti-cancerous and anti-inflammatory potentials, plasma biocompatibility and cytotoxicity of Grewia orbiculata Rottler

    Infectious diseases are one of the main reasons that are causing a greater number of deaths in the world owing to their strong resistance development and evolution. There is an immediate urgency for the discov...

    M. Suguna, S. Umesha in Vegetos (2023)

  2. No Access

    Article

    Advanced molecular diagnostics for detection of plant pathogenic bacteria

    Precise molecular diagnosis of pathogenic bacterial infections decreases the spread of the disease and facilitates to make suitable disease management strategies. Advanced molecular diagnostics has taken a not...

    S. Umesha, Sri Raghava in Indian Phytopathology (2021)

  3. No Access

    Article

    Physicochemical and antimicrobial properties of post-synthesis betanin and chitosan oligosaccharide functionalized silver nanoparticles

    Size uniformity and defined surface coating are important parameters for the biological properties of silver nanoparticles (AgNPs). Green synthesis uses biomolecules either in pure form or plant extracts as bo...

    K. M. Mbae, S. Umesha in Journal of Nanoparticle Research (2020)

  4. No Access

    Chapter

    Diversity of Seed-Borne Bacterial Phytopathogens

    Globalization of world agriculture increases easy movement and genetic diversity of phytopathogens in seeds across the countries through long distance of exchange. Early detection, diversity, and management of...

    S. Umesha in Seed-Borne Diseases of Agricultural Crops: Detection, Diagnosis & Management (2020)

  5. No Access

    Article

    Therapeutic properties of lectins in herbal supplements

    Medicinal plants host numerous therapeutic low molecular weight phytochemicals and macromolecules such as polysaccharides and proteins. Lectins are glycan binding proteins ubiquitous in the cell and the extrac...

    K. M. Mbae, S. Umesha, H. M. Manukumar in Phytochemistry Reviews (2018)

  6. Article

    Open Access

    MALDI-TOF-MS based identification and molecular characterization of food associated methicillin-resistant Staphylococcus aureus

    Food-borne methicillin resistant Staphylococcus aureus (MRSA) is involved in two-fold higher mortality rate compared to methicillin susceptible S. aureus (MSSA). Eventhough Mysuru recognized as cleanest city in t...

    H. M. Manukumar, S. Umesha in Scientific Reports (2017)

  7. No Access

    Article

    A Relook at Food Packaging for Cost Effective by Incorporation of Novel Technologies

    Food packaging is one of the essential subject areas in food technology that play an important role in preserving all types of foods. Due to many disadvantages like a non-biodegradable and environmental proble...

    A. P. Ananda, H. M. Manukumar, S. Umesha in Journal of Packaging Technology and Resear… (2017)

  8. No Access

    Article

    Role of hydrogen peroxide and ascorbate-glutathione pathway in host resistance to bacterial wilt of eggplant

    Ralstonia solanacearum, a soil-borne bacterium causes bacterial wilt, is a lethal disease of eggplant (Solanum melongena L.). However, the first line of defense mechanism of R. so...

    P. Avinash, S. Umesha, S. Marahel in Russian Journal of Plant Physiology (2017)

  9. Article

    Open Access

    A rapid method for isolation of genomic DNA from food-borne fungal pathogens

    Food contaminated with fungal pathogens can cause extremely harmful effects to human even when present in low concentrations. Researchers now pay more attention towards rapid DNA extraction for the quick scree...

    S. Umesha, H. M. Manukumar, Sri Raghava in 3 Biotech (2016)

  10. No Access

    Article

    Detection of Quorum Sensing Molecules and Biofilm Formation in Ralstonia solanacearum

    Many bacteria use small diffusible signaling molecules to communicate each other termed as quorum sensing (QS). Most Gram-negative bacteria use acyl homoserine lactone (AHL) as QS signal molecules. Using these...

    J. Shiva Kumar, S. Umesha, K. Shiva Prasad, P. Niranjana in Current Microbiology (2016)

  11. Article

    Open Access

    Identification of genes associated with black rot resistance in cabbage through suppression subtractive hybridization

    The suppression subtractive hybridization was employed to elucidate the resistance mechanism in Brassica oleracea var. capitata upon infection with Xanthomonas campestris pv. campestris. A cDNA library was constr...

    R. Kaunain Roohie, S. Umesha in 3 Biotech (2015)

  12. Article

    Open Access

    Multiplex PCR for simultaneous identification of Ralstonia solanacearum and Xanthomonas perforans

    Ralstonia solanacearum is a causative agent of bacterial wilt in many economically important crops, and Xanthomonas perforans is the causal organism of bacterial spot, one of the most important diseases of vegeta...

    S. Umesha, P. Avinash in 3 Biotech (2015)

  13. No Access

    Article

    Pseudomonas fluorescens mediated systemic resistance in tomato is driven through an elevated synthesis of defense enzymes

    Pseudomonas fluorescens was used as a biological control agent against bacterial wilt disease caused by Ralstonia solanacearum. Activities of phenylalanine ammonia lyase (PAL), guaiacol peroxidase (POX), polyphen...

    S. C. Vanitha, S. Umesha in Biologia Plantarum (2011)

  14. No Access

    Article

    Bacterial wilt of tomato in Karnataka and its management by Pseudomonas fluorescens

    Field surveys undertaken in major tomato growing districts of the Karnataka state, located in southern part of India, revealed a high incidence of bacterial wilt caused by Ralstonia solanacearum and it is one of ...

    S. C. Vanitha, S. R. Niranjana, C. N. Mortensen, S. Umesha in BioControl (2009)

  15. No Access

    Article

    Synthesis and antimicrobial activity of 1-benzhydryl-sulfonyl-4-(3-(piperidin-4-yl) propyl)piperidine derivatives against pathogens of Lycopersicon esculentum: A structure-activity evaluation study

    Several 1-benzhydryl-sulfonyl-4-(3-(piperidin-4-yl)propyl)piperidine derivatives 8(a–j) were prepared by the treatment of substituted benzhydryl chlorides with 4-(3-(piperidin-4-yl)propyl)piperidine followed by N

    K. Vinaya, R. Kavitha, C. S. Ananda Kumar in Archives of Pharmacal Research (2009)

  16. No Access

    Article

    Regulation of defense-related enzymes associated with bacterial spot resistance in Tomato

    Twenty tomato (Solanum lycopersicon) cultivars were screened for resistance against bacterial spot disease incited byXanthomonas axonopodis pv.vesicatoria under field conditions with and without pathogen infectio...

    R. Kavitha, S. Umesha in Phytoparasitica (2008)

  17. No Access

    Article

    Note: Phenylalanine ammonia lyase activity in tomato seedlings and its relationship to bacterial canker disease resistance

    Phenylalanine ammonia lyase (PAL) activity was studied in different genotypes of tomato with varying degrees of resistance and susceptibility to bacterial canker disease after inoculation withClavibacter michigan...

    S. Umesha in Phytoparasitica (2006)

  18. No Access

    Article

    Selection of downy mildew resistant somaclones, from a susceptible B line of pearl millet

    Plants regenerated from seed-derived callus of a PNMS 6B line of pearl millet (Pennisetum glaucum (L.) R. Br.) were evaluated for their resistance induced by somaclonal variation for downy mildew disease caused b...

    S. Umesha, K.C. Nagarathna, Sudheer A. Shetty in Plant Cell, Tissue and Organ Culture (1999)