S Ahmad

Summary

Affiliation: National Jewish Medical and Research Center
Country: USA

Publications

  1. ncbi request reprint Physicochemical characterization of Cajanus cajan lectin: effect of pH and metal ions on lectin carbohydrate interaction
    S Ahmad
    Department of Biochemistry, Faculty of Life Sciences, Aligarh Muslim University, Aligarh, India
    Biochim Biophys Acta 1427:378-84. 1999
  2. ncbi request reprint Immobilization and stabilization of invertase on Cajanus cajan lectin support
    S Ahmad
    Department of Biochemistry, Faculty of Life Sciences and Institute of Biotechnology, Aligarh Muslim University, Uttar Pradesh, India
    Bioresour Technol 79:121-7. 2001
  3. ncbi request reprint Cholesterol interferes with the MTT assay in human epithelial-like (A549) and endothelial (HLMVE and HCAE) cells
    Shama Ahmad
    Department of Pediatrics, National Jewish Medical and Research Center, Denver, Colorado 80206, USA
    Int J Toxicol 25:17-23. 2006
  4. ncbi request reprint Purinergic signaling and kinase activation for survival in pulmonary oxidative stress and disease
    Shama Ahmad
    Department of Pediatrics, National Jewish Medical and Research Center, 1400 Jackson Street, Denver, CO 80206, USA
    Free Radic Biol Med 41:29-40. 2006
  5. pmc Bcl-2 suppresses sarcoplasmic/endoplasmic reticulum Ca2+-ATPase expression in cystic fibrosis airways: role in oxidant-mediated cell death
    Shama Ahmad
    Department of Pediatrics, National Jewish Medical and Research Center, A440, 1400 Jackson Street, Denver, CO 80206, USA
    Am J Respir Crit Care Med 179:816-26. 2009
  6. ncbi request reprint Glutamine protects mitochondrial structure and function in oxygen toxicity
    S Ahmad
    Department of Pediatrics, National Jewish Medical and Research Center, Denver, CO 80206, USA
    Am J Physiol Lung Cell Mol Physiol 280:L779-91. 2001
  7. ncbi request reprint Engagement of Gab1 and Gab2 in erythropoietin signaling
    A Wickrema
    Section of Hematology Oncology, University of Illinois at Chicago and West Side Veterans Affairs Medical Center, Chicago, Illinois 60607, USA
    J Biol Chem 274:24469-74. 1999
  8. ncbi request reprint Inhibition of tissue factor-activated platelets by low-molecular-weight heparins and glycoprotein IIb/IIIa receptor antagonist
    S Ahmad
    Department of Thoracic and Cardiovascular Surgery, Stritch School of Medicine, Loyola University Chicago, Maywood, IL 60153, USA
    Thromb Res 102:143-51. 2001
  9. ncbi request reprint Lipase-catalyzed esterification of palm-based 9,10-dihydroxystearic acid and 1-octanol in hexane--a kinetic study
    R Awang
    Advanced Oleochemical Technology Centre AOTC, Malaysian Palm Oil Board, Lot 9 and 11, Jalan P 14, Section 10, 43650 Bandar Baru Bangi, Selangor, Malaysia
    Biotechnol Lett 26:11-4. 2004

Collaborators

Detail Information

Publications9

  1. ncbi request reprint Physicochemical characterization of Cajanus cajan lectin: effect of pH and metal ions on lectin carbohydrate interaction
    S Ahmad
    Department of Biochemistry, Faculty of Life Sciences, Aligarh Muslim University, Aligarh, India
    Biochim Biophys Acta 1427:378-84. 1999
    ..Results suggested that changes in carbohydrate binding properties of the Cajanus cajan lectin due to change in pH and addition of metal ions are not accompanied by any significant change in secondary structure...
  2. ncbi request reprint Immobilization and stabilization of invertase on Cajanus cajan lectin support
    S Ahmad
    Department of Biochemistry, Faculty of Life Sciences and Institute of Biotechnology, Aligarh Muslim University, Uttar Pradesh, India
    Bioresour Technol 79:121-7. 2001
    ..CCL-Seralose bound invertase exhibited marked stability towards temperature, pH changes and denaturants suggesting its potential to be used as an excellent support for the immobilization of other glycoenzymes as well...
  3. ncbi request reprint Cholesterol interferes with the MTT assay in human epithelial-like (A549) and endothelial (HLMVE and HCAE) cells
    Shama Ahmad
    Department of Pediatrics, National Jewish Medical and Research Center, Denver, Colorado 80206, USA
    Int J Toxicol 25:17-23. 2006
    ..A careful validation of viability assay procedures is therefore suggested in experiments where cholesterol is a constituent, to avoid a potential bias in concluding results of cytotoxicity studies...
  4. ncbi request reprint Purinergic signaling and kinase activation for survival in pulmonary oxidative stress and disease
    Shama Ahmad
    Department of Pediatrics, National Jewish Medical and Research Center, 1400 Jackson Street, Denver, CO 80206, USA
    Free Radic Biol Med 41:29-40. 2006
    ..Impairment of ATP release and transmission of such signals could limit cellular survival under oxidative stress. This may further contribute to disease pathogenesis or exacerbation...
  5. pmc Bcl-2 suppresses sarcoplasmic/endoplasmic reticulum Ca2+-ATPase expression in cystic fibrosis airways: role in oxidant-mediated cell death
    Shama Ahmad
    Department of Pediatrics, National Jewish Medical and Research Center, A440, 1400 Jackson Street, Denver, CO 80206, USA
    Am J Respir Crit Care Med 179:816-26. 2009
    ..Modulation of the activity of sarcoendoplasmic reticulum calcium ATPase (SERCA) can profoundly affect Ca(2+) homeostasis. Although altered calcium homeostasis is a characteristic of cystic fibrosis (CF), the role of SERCA is unknown...
  6. ncbi request reprint Glutamine protects mitochondrial structure and function in oxygen toxicity
    S Ahmad
    Department of Pediatrics, National Jewish Medical and Research Center, Denver, CO 80206, USA
    Am J Physiol Lung Cell Mol Physiol 280:L779-91. 2001
    ..In hyperoxia, activity of the tricarboxylic acid cycle enzyme alpha-ketoglutarate dehydrogenase was partially protected by its indirect substrate, glutamine, indicating a mechanism of mitochondrial protection...
  7. ncbi request reprint Engagement of Gab1 and Gab2 in erythropoietin signaling
    A Wickrema
    Section of Hematology Oncology, University of Illinois at Chicago and West Side Veterans Affairs Medical Center, Chicago, Illinois 60607, USA
    J Biol Chem 274:24469-74. 1999
    ....
  8. ncbi request reprint Inhibition of tissue factor-activated platelets by low-molecular-weight heparins and glycoprotein IIb/IIIa receptor antagonist
    S Ahmad
    Department of Thoracic and Cardiovascular Surgery, Stritch School of Medicine, Loyola University Chicago, Maywood, IL 60153, USA
    Thromb Res 102:143-51. 2001
    ..This suggests that the simultaneous administration of GPIIb/IIIa receptor antagonist with LMWH may not have any added benefit in the clinical management of patients with ACS...
  9. ncbi request reprint Lipase-catalyzed esterification of palm-based 9,10-dihydroxystearic acid and 1-octanol in hexane--a kinetic study
    R Awang
    Advanced Oleochemical Technology Centre AOTC, Malaysian Palm Oil Board, Lot 9 and 11, Jalan P 14, Section 10, 43650 Bandar Baru Bangi, Selangor, Malaysia
    Biotechnol Lett 26:11-4. 2004
    ..The maximum rate was estimated to be 1 micromol min(-1) mg(-1) catalyst in hexane at 50 degrees C, and the Michaelis-Menten constants for DHSA and 1-octanol were 1.3 M and 0.7 M, respectively...