R Gupta

Summary

Country: India

Publications

  1. ncbi Bacterial alkaline proteases: molecular approaches and industrial applications
    R Gupta
    Department of Microbiology, University of Delhi South Campus, Benito Juarez Marg, New Delhi 110 021, India
    Appl Microbiol Biotechnol 59:15-32. 2002
  2. ncbi An overview on fermentation, downstream processing and properties of microbial alkaline proteases
    R Gupta
    Department of Microbiology, University of Delhi South Campus, Benito Juarez Marg, New Delhi 110 021, India
    Appl Microbiol Biotechnol 60:381-95. 2002
  3. pmc Biochemical Characterization of a Thiol-Activated, Oxidation Stable Keratinase from Bacillus pumilus KS12
    Rinky Rajput
    Department of Microbiology, University of Delhi, South Campus, New Delhi 110021, India
    Enzyme Res 2010:132148. 2010
  4. doi Revisiting microbial keratinases: next generation proteases for sustainable biotechnology
    Rani Gupta
    Department of Microbiology, University of Delhi, South Campus, New Delhi, India
    Crit Rev Biotechnol 33:216-28. 2013
  5. ncbi Bacterial lipases: an overview of production, purification and biochemical properties
    R Gupta
    Department of Microbiology, University of Delhi South Campus, Benito Juarez Road, 110 021 New Delhi, India
    Appl Microbiol Biotechnol 64:763-81. 2004
  6. ncbi Alumina-supported synthesis of antibacterial quinolines using microwaves
    M Kidwai
    Department of Chemistry, University of Delhi, India
    Bioorg Med Chem 8:69-72. 2000
  7. pmc Cullen's sign in amoebic liver abscess
    A Misra
    Gastroenterology Unit, Department of Medicine, MLN Medical College, Allahabad, India
    Postgrad Med J 78:427-8. 2002
  8. ncbi Statistical medium optimization and production of a hyperthermostable lipase from Burkholderia cepacia in a bioreactor
    P Rathi
    Department of Microbiology, University of Delhi South Campus, New Delhi, India
    J Appl Microbiol 93:930-6. 2002
  9. pmc Calcineurin inhibitor induced nephrotoxicity in steroid resistant nephrotic syndrome
    A Sinha
    Department of Pediatrics, Division of Nephrology, All India Institute of Medical Sciences, New Delhi, India
    Indian J Nephrol 23:41-6. 2013
  10. pmc Plasma cell-rich acute rejection of the renal allograft: A distinctive morphologic form of acute rejection?
    R Gupta
    Department of Pathology, All India Institute of Medical Sciences, New Delhi, India
    Indian J Nephrol 22:184-8. 2012

Collaborators

Detail Information

Publications32

  1. ncbi Bacterial alkaline proteases: molecular approaches and industrial applications
    R Gupta
    Department of Microbiology, University of Delhi South Campus, Benito Juarez Marg, New Delhi 110 021, India
    Appl Microbiol Biotechnol 59:15-32. 2002
    ....
  2. ncbi An overview on fermentation, downstream processing and properties of microbial alkaline proteases
    R Gupta
    Department of Microbiology, University of Delhi South Campus, Benito Juarez Marg, New Delhi 110 021, India
    Appl Microbiol Biotechnol 60:381-95. 2002
    ..Several industrially important proteases have been subjected to crystallization to extensively study their molecular homology and three-dimensional structures...
  3. pmc Biochemical Characterization of a Thiol-Activated, Oxidation Stable Keratinase from Bacillus pumilus KS12
    Rinky Rajput
    Department of Microbiology, University of Delhi, South Campus, New Delhi 110021, India
    Enzyme Res 2010:132148. 2010
    ..Analysis of amidolytic activity revealed that it efficiently cleaved phenylalanine → leucine → alanine- p-nitroanilides. It also cleaved insulin B chain between Val(2)- Asn(3), Leu(6)-Cys(7) and His(10)-Leu(11) residues...
  4. doi Revisiting microbial keratinases: next generation proteases for sustainable biotechnology
    Rani Gupta
    Department of Microbiology, University of Delhi, South Campus, New Delhi, India
    Crit Rev Biotechnol 33:216-28. 2013
    ..We conclude by critically evaluating the present state of the keratinases discussing their commercial status along with future research directions...
  5. ncbi Bacterial lipases: an overview of production, purification and biochemical properties
    R Gupta
    Department of Microbiology, University of Delhi South Campus, Benito Juarez Road, 110 021 New Delhi, India
    Appl Microbiol Biotechnol 64:763-81. 2004
    ..The latest trend in lipase research is the development of novel and improved lipases through molecular approaches such as directed evolution and exploring natural communities by the metagenomic approach...
  6. ncbi Alumina-supported synthesis of antibacterial quinolines using microwaves
    M Kidwai
    Department of Chemistry, University of Delhi, India
    Bioorg Med Chem 8:69-72. 2000
    ..The compounds were tested for their in vitro antibacterial activity. All compounds showed promising antibacterial activity. The best activity was observed by compounds 3a and 3f...
  7. pmc Cullen's sign in amoebic liver abscess
    A Misra
    Gastroenterology Unit, Department of Medicine, MLN Medical College, Allahabad, India
    Postgrad Med J 78:427-8. 2002
    ..Ultrasound of her abdomen showed a large liver abscess with subhepatic collection. She had Cullen's sign. The liver abscess was managed by percutaneous catheter drainage...
  8. ncbi Statistical medium optimization and production of a hyperthermostable lipase from Burkholderia cepacia in a bioreactor
    P Rathi
    Department of Microbiology, University of Delhi South Campus, New Delhi, India
    J Appl Microbiol 93:930-6. 2002
    ..Statistical medium optimization for maximum production of a hyperthermostable lipase from Burkholderia cepacia and its validation in a bioreactor...
  9. pmc Calcineurin inhibitor induced nephrotoxicity in steroid resistant nephrotic syndrome
    A Sinha
    Department of Pediatrics, Division of Nephrology, All India Institute of Medical Sciences, New Delhi, India
    Indian J Nephrol 23:41-6. 2013
    ..3; P = -0.023). Following prolonged CNI therapy, one in four biopsies show features of toxicity. Prolonged duration of heavy proteinuria, hypertension, initial steroid resistance and high CyA dose predict the occurrence of nephrotoxicity...
  10. pmc Plasma cell-rich acute rejection of the renal allograft: A distinctive morphologic form of acute rejection?
    R Gupta
    Department of Pathology, All India Institute of Medical Sciences, New Delhi, India
    Indian J Nephrol 22:184-8. 2012
    ..This study shows that PCAR portends a poor outcome compared with ACR, with comparable Banff grade of rejection. Due to its rarity and recent description, nephrologists and renal pathologists need to be aware of this entity...
  11. doi Clinical significance of antiphospholipid antibodies in Indian scleroderma patients
    R Gupta
    All India Institute of Medical Sciences, New Delhi, India
    Rheumatol Int 30:277-9. 2009
    ..Four patients were only aCL (IgG) positive in moderate titers and one each had only aCL (IgM) and LAC positivity. None of the clinical parameters showed an association with aPL antibody...
  12. doi Overweight, obesity and related non-communicable diseases in Asian Indian girls and women
    S M Chopra
    National Diabetes Obesity and Cholesterol Foundation, New Delhi, India
    Eur J Clin Nutr 67:688-96. 2013
    ..In view of these data, preventive measures should be specifically targeted to Indian women. ..
  13. doi Prevalence of ZAP-70 and CD 38 in Indian chronic lymphocytic leukemia patients
    A Gogia
    Department of Medical Oncology, Dr B R A Institute Rotary Cancer Hospital, All India Institute of Medical Sciences, New Delhi, India
    Indian J Cancer 50:333-6. 2013
    ..There was no correlation of ZAP-70 and CD 38 positivity with age, sex, lymphadenopathy, organomegaly, and Rai staging. ..
  14. ncbi Microwave induced synthesis and antibacterial activity of cephalosporin derivatives using solid support
    M Kidwai
    Department of Chemistry, University of Delhi, Delhi, 110007, India
    Bioorg Chem 29:380-6. 2001
    ..All compounds showed significant in vitro antibacterial activity against E. herbicola, P. vulgaries, and Z. mobilis...
  15. pmc Giant cell transformation of podocytes: A unique histological feature associated with cystinosis
    A Sharma
    Department of Pathology, All India Institute of Medical Sciences, New Delhi, India
    Indian J Nephrol 21:123-5. 2011
    ..Polykaryocytic transformation of visceral epithelial cells is an important diagnostic clue of nephropathic cystinosis and should be carefully looked for in renal biopsy from a child with Fanconi's syndrome and renal insufficiency...
  16. doi Collapsing glomerulopathy occurring in HIV-negative patients with systemic lupus erythematosus: report of three cases and brief review of the literature
    R Gupta
    Department of Pathology, All India Institute of Medical Sciences, New Delhi, India
    Lupus 20:866-70. 2011
    ..A timely performed renal biopsy allows accurate diagnosis and appropriate therapeutic modifications...
  17. ncbi Efficacy and safety of sparfloxacin in combination with kanamycin and ethionamide in multidrug-resistant pulmonary tuberculosis patients: preliminary results
    R Singla
    Department of Tuberculosis and Chest Diseases, LRS Institute of Tuberculosis and Allied Diseases, New Delhi, India
    Int J Tuberc Lung Dis 5:559-63. 2001
    ..Department of tuberculosis and chest diseases of a tertiary referral tuberculosis institute in New Delhi, India...
  18. doi Rhinoentomophthoromycosis due to Conidiobolus coronatus. A case report and an overview of the disease in India
    Anuradha Chowdhary
    Department of Medical Mycology, Vallabhbhai Patel Chest Institute, University of Delhi, Delhi, India
    Med Mycol 48:870-9. 2010
    ..An overview of rhinoentomophthoromycosis cases reported to-date in India is presented...
  19. doi Anti-cyclic citrullinated peptide antibodies in juvenile idiopathic arthritis
    R Gupta
    Clinical Immunology and Rheumatology Services, New Delhi, India
    Indian J Pediatr 77:41-4. 2010
    ..Prevalence and clinical significance of anti-cyclic citrullinated peptide (CCP) antibodies in Indian patients with juvenile idiopathic arthritis (JIA)...
  20. ncbi Environmental effect on the reoccurrence of Alternaria alternata on Trianthema portulacastrum
    R Gupta
    Applied Mycology Lab, University of Delhi, India
    J Environ Biol 22:83-6. 2001
    ..Pathogen Alternaria alternata was observed on this host for three years continuously i.e. 1997 to 1999. The incidence of the pathogen depended on rainfall and temperature...
  21. ncbi Biocatalytic potential of Fusarium globulosum lipase in selective acetylation/deacetylation reactions and in ester synthesis
    R Gulati
    Department of Microbiology, University of Delhi South Campus, Benito Juarez Road, New Delhi-110 021, India
    J Appl Microbiol 90:609-13. 2001
    ..These compounds find widespread uses as surfactants, bioactive analogues, antioxidants and flavour components in the food, detergent, pharmaceutical and cosmetic industries...
  22. ncbi Gene cloning, expression, and characterization of the Sac7 proteins from the hyperthermophile Sulfolobus acidocaldarius
    J G McAfee
    Department of Medical Biochemistry, School of Medicine, Southern Illinois University, Carbondale 62901 4413, USA
    Biochemistry 34:10063-77. 1995
    ..Differential scanning calorimetry demonstrates that the native protein is extremely thermostable and unfolds reversibly at pH 6.0 with a Tm of approximately 100 degrees C, while the recombinant protein unfolds at 92.7 degrees C...
  23. pmc Molecular characterization of a tyrosine-specific protein phosphatase encoded by a stress-responsive gene in Arabidopsis
    Q Xu
    Department of Plant and Microbial Biology, University of California, Berkeley, California 94720, USA
    Plant Cell 10:849-57. 1998
    ..In summary, we have identified AtPTP1 as a tyrosine-specific protein phosphatase that may function in stress responses of higher plants...
  24. ncbi Structural basis for the recognition of DNA repair proteins UNG2, XPA, and RAD52 by replication factor RPA
    G Mer
    Department of Molecular Biology, The Scripps Research Institute, La Jolla, California 92037, USA
    Cell 103:449-56. 2000
    ..Our findings support a hand-off model for the assembly and coordination of different components of the DNA repair machinery...
  25. ncbi Defining the learning curve for the Focused Abdominal Sonogram for Trauma (FAST) examination: implications for credentialing
    V H Gracias
    Division of Traumatology and Surgical Critical Care, The University of Pennsylvania Medical Center, Philadelphia, USA
    Am Surg 67:364-8. 2001
    ..The learning curve for FAST starts to flatten out at 30 to 100 examinations. Training and credentialing policies should consider these findings to optimize patient care...
  26. ncbi Prediction of human protein function according to Gene Ontology categories
    L J Jensen
    Center for Biological Sequence Analysis, BioCentrum DTU, Building 208, The Technical University of Denmark, DK 2800 Lyngby, Denmark
    Bioinformatics 19:635-42. 2003
    ..As a large fraction of these are functionally uncharacterized, it is of interest to develop methods for predicting their molecular function from sequence...
  27. ncbi Cloning, expression, crystallization and preliminary X-ray analysis of the DNA-binding protein Sso10a from Sulfolobus solfataricus
    M J Teale
    Chemistry Department, University of Alabama in Huntsville, Huntsville, AL 35899, USA
    Acta Crystallogr D Biol Crystallogr 59:1320-2. 2003
    ..9 A(3) Da(-1) and the solvent content is approximately 57%. Complete X-ray diffraction native data were collected from a single crystal and processed to 2.15 A...
  28. ncbi Positive ion electrospray ionization mass spectrometry of double-stranded DNA/drug complexes
    R Gupta
    Department of Chemistry, University of Wollongong, NSW 2522, Australia
    Rapid Commun Mass Spectrom 15:2472-80. 2001
    ..This is in agreement with solution studies and with other recent gas phase results. These data contrast with many earlier ESI-MS studies of dsDNA and DNA/drug complexes in which ions from ssDNA are also normally observed...
  29. ncbi Identification of serine protease as a major allergen of Curvularia lunata
    R Gupta
    Institute of Genomics and Integrative Biology, Delhi, India
    Allergy 59:421-7. 2004
    ..It will be worthwhile to study the functional aspects of these allergens. The present study aimed at purifying a major allergen and determining its biological function...
  30. ncbi Effect of ethanol variation on the internal environment of sol-gel bulk and thin films with aging
    R Gupta
    Division of Biocybernetics, Institute of Nuclear Medicine and Allied Sciences, Delhi 110 054, India
    Biosens Bioelectron 21:549-56. 2005
    ..These results are likely to have strong implications in designing the internal environment for applications in biosensors...
  31. ncbi Purification and properties of a novel extra-cellular thermotolerant metallolipase of Bacillus coagulans MTCC-6375 isolate
    S S Kanwar
    Department of Biotechnology, Himachal Pradesh University, Shimla 171 005, India
    Protein Expr Purif 46:421-8. 2006
    ..The lipase had a Vmax and Km of 0.44 mmol mg(-1)min(-1) and 28 mM for hydrolysis of pNPP, and 0.7 mmol mg(-1)min(-1) and 32 mM for hydrolysis of pNPC, respectively...
  32. ncbi Members of the Toll-like receptor family of innate immunity pattern-recognition receptors are abundant in the male rat reproductive tract
    M A Palladino
    Department of Biology, Monmouth University, West Long Branch, NJ 07764, USA
    Biol Reprod 76:958-64. 2007
    ..The abundant expression of a majority of TLR family members together with expression of TLR adaptors and activation targets provides strong evidence that TLRs play important roles in innate immunity of the male reproductive tract...