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Number of items: 76.

Dhingra, Sakshi ; Taneja, Neetu K. ; Tyagi, Jaya S. ; Kaur, Kohinoor (2012) DevR (DosR) binding peptide inhibits adaptation of Mycobacterium tuberculosis under hypoxia FEMS Microbiology Letters, 330 (1). pp. 66-71. ISSN 1574-6968

Majumdar, Shyamasree De ; Vashist, Atul ; Dhingra, Sakshi ; Gupta, Rajesh ; Singh, Alka ; Challu, Vijay K. ; Ramanathan, V. D. ; Kumar, Prahlad ; Tyagi, Jaya Sivaswami (2012) Appropriate DevR (DosR)-mediated signaling determines transcriptional response, hypoxic viability and virulence of Mycobacterium tuberculosis PLos One, 7 (4). e35847. ISSN 1932-6203

Haldar, Sagarika ; Bose, Mridula ; Chakrabarti, Parul ; Daginawala, Hatim F. ; Harinath, B.C. ; Kashyap, Rajpal S. ; Kulkarni, Savita ; Majumdar, Anindita ; Tyagi, Jaya S. (2011) Improved laboratory diagnosis of tuberculosis – the Indian experience Tuberculosis, 91 (5). pp. 414-426. ISSN 1472-9792

Gupta, Rajesh Kumar ; Chauhan, Santosh ; Tyagi, Jaya Sivaswami (2011) K182G substitution in DevR or C8G mutation in the Dev box impairs protein-DNA interaction and abrogates DevR-mediated gene induction in Mycobacterium tuberculosis FEBS Journal, 278 (12). pp. 2131-2139. ISSN 1742-464X

Chauhan, Santosh ; Tyagi, Jaya Sivaswami (2011) Analysis of transcription at the oriC locus in Mycobacterium tuberculosis Microbiological Research, 166 (6). pp. 508-514. ISSN 0944-5013

Chauhan, Santosh ; Sharma, Deepak ; Singh, Alka ; Surolia, Avadhesha ; Tyagi, Jaya Sivaswami (2011) Comprehensive insights into Mycobacterium tuberculosis DevR (DosR) regulon activation switch Nucleic Acids Research . No pp. given. ISSN 0305-1048

Gautam, Uma Shankar ; Chauhan, Santosh ; Tyagi, Jaya Sivaswami (2011) Determinants outside the DevR C-terminal domain are essential for cooperativity and robust activation of dormancy genes in Mycobacterium tuberculosis PLoS One, 6 (1). e16500. ISSN 1932-6203

Kumar, Mahadevan ; Malhotra, Meenakshi ; Hanif, Mahmud ; Tyagi, Jaya Sivaswami (2011) Exposure of sputum to phenol disinfectant in conjunction with the universal sample processing solution provides safety to laboratory workers during smear microscopy Journal of Medical Microbiology . 0.031633-0. ISSN 0022-2615

Chakraborti, Pradip K. ; Matange, Nishad ; Nandicoori, Vinay K. ; Singh, Yogendra ; Tyagi, Jaya S. ; Visweswariah, Sandhya S. (2011) Signalling mechanisms in Mycobacteria Tuberculosis, 91 (5). pp. 432-440. ISSN 1472-9792

Gautam, Uma Shankar ; Sikri, Kriti ; Tyagi, Jaya Sivaswami (2011) Threonine 82 residue of DevR (DosR) is essential for DevR activation and function in Mycobacterium tuberculosis despite its atypical location Journal of Bacteriology . No pp. given. ISSN 0021-9193

De Majumdar, Shyamasree ; Sharma, Deepak ; Vashist, Atul ; Kaur, Kohinoor ; Taneja, Neetu Kumra ; Chauhan, Santosh ; Challu, Vijay K. ; Ramanathan, V. D. ; Balasangameshwara, V. ; Kumar, Prahlad ; Tyagi, Jaya Sivaswami (2010) Co-expression of DevR and DevRN-Aph proteins is associated with hypoxic adaptation defect and virulence attenuation of Mycobacterium tuberculosis PloS One, 5 (2). e9448_1-e9448_6. ISSN 1932-6203

Chauhan, Santosh ; Singh, Alka ; Tyagi, Jaya Sivaswami (2010) A single-nucleotide mutation in the −10 promoter region inactivates the narK2X promoter in Mycobacterium bovis and Mycobacterium bovis BCG and has an application in diagnosis FEMS Microbiology Letters, 303 (2). pp. 190-196. ISSN 0378-1097

Ray, Ruma ; Kumar, Narender ; Gupta, Ruchika ; Ranjan Mridha, Asit ; Tyagi, J. S. ; Sampath Kumar, Arkalgud (2010) Mesothelial/monocytic incidental cardiac excrescences (MICE) with tubercular aortitis: report of the first case with brief review of the literature Journal of Clinical Pathology, 63 (9). pp. 853-855. ISSN 0021-9746

Taneja, Neetu Kumra ; Dhingra, Sakshi ; Mittal, Aditya ; Naresh, Mohit ; Tyagi, Jaya Sivaswami (2010) Mycobacterium tuberculosis transcriptional adaptation, growth arrest and dormancy phenotype development is triggered by vitamin C PLoS One, 5 (5). e10860. ISSN 1932-6203

Gupta, Rajesh Kumar ; Thakur, Tejender S. ; Desiraju, Gautam R. ; Tyagi, Jaya Sivaswami (2009) Structure-based design of devr inhibitor active against nonreplicating mycobacterium tuberculosis Journal of Medicinal Chemistry, 52 (20). pp. 6324-6334. ISSN 0022-2623

Chauhan, Santosh ; Tyagi, Jaya Sivaswami (2009) Powerful induction of divergent tgs1-Rv3131 genes in Mycobacterium tuberculosis is mediated by DevR interaction with a high-affinity site and an adjacent cryptic low-affinity site Journal of Bacteriology, 191 (19). pp. 6075-6081. ISSN 0021-9193

Chauhan, Santosh ; Kumar, Anil ; Singhal, Amit ; Tyagi, Jaya Sivaswami ; Krishna Prasad, H. (2009) CmtR, a cadmium-sensing ArsR-SmtB repressor, cooperatively interacts with multiple operator sites to autorepress its transcription in Mycobacterium tuberculosis FEBS Journal, 276 (13). pp. 3428-3439. ISSN 1742-464X

Haldar, Sagarika ; Sharma, Neera ; Gupta, V. K. ; Tyagi, Jaya Sivaswami (2009) Efficient diagnosis of tuberculous meningitis by detection of Mycobacterium tuberculosis DNA in cerebrospinal fluid filtrates using PCR Journal of Medical Microbiology, 58 (5). pp. 616-624. ISSN 0022-2615

Malhotra, Vandana ; Tyagi, Jaya Sivaswami ; Clark-Curtiss, Josephine E. (2009) DevR-mediated adaptive response in Mycobacterium tuberculosis H37Ra: links to asparagine metabolism Tuberculosis, 89 (2). pp. 169-174. ISSN 1472-9792

Chauhan, Santosh ; Tyagi, Jaya Sivaswami (2008) Interaction of DevR with multiple binding sites synergistically activates divergent transcription of narK2-Rv1738 genes in Mycobacterium tuberculosis Journal of Bacteriology, 190 (15). pp. 5394-5403. ISSN 0021-9193

Chauhan, Santosh ; Tyagi, Jaya Sivaswami (2008) Cooperative binding of phosphorylated DevR to upstream sites is necessary and sufficient for activation of the Rv3134c-devRS operon in Mycobacterium tuberculosis: implication in the induction of DevR target genes Journal of Bacteriology, 190 (12). pp. 4301-4312. ISSN 0021-9193

Haldar, Sagarika ; Chakravorty, Soumitesh ; Bhalla, Manpreet ; De Majumdar, Shyamasree ; Tyagi, Jaya Sivaswami (2007) Simplified detection of Mycobacterium tuberculosis in sputum using smear microscopy and PCR with molecular beacons Journal of Medical Microbiology, 56 (10). pp. 1356-1362. ISSN 0022-2615

Sharma, Deepak ; Tyagi, Jaya Sivaswami (2007) The value of comparative genomics in understanding mycobacterial virulence: Mycobacterium tuberculosis H37Ra genome sequencing — a worthwhile endeavour Journal of Biosciences, 32 (2). pp. 185-189. ISSN 0250-5991

Pathak, Divya ; Chakravorty, Soumitesh ; Hanif, Mahmud ; Tyagi, Jaya Sivaswami (2007) Lysis of tubercle bacilli in fresh and stored sputum specimens: implications for diagnosing tuberculosis in stored and paucibacillary specimens by PCR BMC Microbiology, 7 (1). 83_1-83_7. ISSN 1471-2180

Taneja, Neetu Kumra ; Tyagi, Jaya Sivaswami (2007) Resazurin reduction assays for screening of anti-tubercular compounds against dormant and actively growing Mycobacterium tuberculosis, Mycobacterium bovis BCG and Mycobacterium smegmatis Journal of Antimicrobial Chemotherapy, 60 (2). pp. 288-293. ISSN 0305-7453

Sharma, Deepak ; Bose, Arpita ; Shakila, H. ; Das, Taposh K. ; Tyagi, Jaya Sivaswami ; Ramanathan, V. D. (2006) Expression of mycobacterial cell division protein, FtsZ, and dormancy proteins, DevR and Acr, within lung granulomas throughout guinea pig infection FEMS Immunology & Medical Micribiology, 48 (3). pp. 329-336. ISSN 0928-8244

Tyagi, Jaya S. (2006) The timeless legacy of Robert Koch Resonance - Journal of Science Education, 11 (9). pp. 20-28. ISSN 0971-8044

Chakravorty, Soumitesh ; Pathak, Divya ; Dudeja, Mridu ; Haldar, Sagarika ; Hanif, M. ; Tyagi, Jaya Sivaswami (2006) PCR amplification of shorter fragments from the devR (Rv3133c) gene significantly increases the sensitivity of tuberculosis diagnosis FEMS Microbiology Letters, 257 (2). pp. 306-311. ISSN 0378-1097

Narayan Rao, V. ; Manivannan, S. ; Sharma, D. ; Tyagi, J. S. ; Ramanathan, V. D. (2006) Complement receptor expression and cytokine release by peripheral blood leucocytes after interaction with a mutant strain of Mycobacterium tuberculosis Journal of Immunology and Immunopathology, 8 (2). No pp. given. ISSN 0972-0561

Bagchi, Gargi ; Chauhan, Santosh ; Sharma, Deepak ; Tyagi, Jaya Sivaswami (2005) Transcription and autoregulation of the Rv3134c-devR-devS operon of Mycobacterium tuberculosis Microbiology, 151 (12). pp. 4045-4053. ISSN 1350-0872

Chakravorty, Soumitesh ; Sen, Manas Kamal ; Tyagi, Jaya Sivaswami (2005) Diagnosis of extrapulmonary tuberculosis by smear, culture, and PCR using universal sample processing technology Journal of Clinical Microbiology, 43 (9). pp. 4357-4362. ISSN 0095-1137

Haldar, Sagarika ; De Majumdar, Shyamasree ; Chakravorty, Soumitesh ; Tyagi, Jaya Sivaswami ; Bhalla, Manpreet ; Sen, M. K. (2005) Detection of acid-fast bacilli in postlysis debris of clinical specimens improves the reliability of PCR Journal of Clinical Microbiology, 43 (7). pp. 3580-3581. ISSN 0095-1137

Chakravorty, Soumitesh ; Tyagi, Jaya Sivaswami (2005) Novel multipurpose methodology for detection of mycobacteria in pulmonary and extrapulmonary specimens by smear microscopy, culture, and PCR Journal of Clinical Microbiology, 43 (6). pp. 2697-2702. ISSN 0095-1137

Chakravorty, Soumitesh ; Dudeja, Mridu ; Hanif, M. ; Tyagi, Jaya Sivaswami (2005) Utility of universal sample processing methodology, combining smear microscopy, culture, and PCR, for diagnosis of pulmonary tuberculosis Journal of Clinical Microbiology, 43 (6). pp. 2703-2708. ISSN 0095-1137

Saini, Deepak Kumar ; Tyagi, Jaya Sivaswami (2005) High-throughput microplate phosphorylation assays based on DevR-DevS/Rv2027c 2-component signal transduction pathway to screen for novel antitubercular compounds Journal of Biomolecular Screening, 10 (3). pp. 215-224. ISSN 1087-0571

Tyagi, J. S. (2004) T. A. Venkitasubramanian Current Sciencce, 87 (9). p. 1303. ISSN 0011-3891

Prabhakar, S. ; Mishra, A. ; Singhal, A. ; Katoch, V. M. ; Thakral, S. S. ; Tyagi, J. S. ; Prasad, H. K. (2004) Use of the hupB gene encoding a histone-like protein of Mycobacterium tuberculosis as a target for detection and differentiation of M. tuberculosis and M. bovis Journal of Clinical Microbiology, 42 (6). pp. 2724-2732. ISSN 0095-1137

Saini, Deepak Kumar ; Malhotra, Vandana ; Tyagi, Jaya Sivaswami (2004) Cross talk between DevS sensor kinase homologue, Rv2027c, and DevR response regulator of Mycobacterium tuberculosis FEBS Letters, 565 (1-3). pp. 75-80. ISSN 0014-5793

Saini, Deepak Kumar ; Malhotra, Vandana ; Dey, Deepanwita ; Pant, Neha ; Das, Taposh K. ; Tyagi, Jaya Sivaswami (2004) DevR-DevS is a bona fide two-component system of Mycobacterium tuberculosis that is hypoxia-responsive in the absence of the DNA-binding domain of DevR Microbiology, 150 (4). pp. 865-875. ISSN 1350-0872

Bajpai, Minu ; Somitesh, C. ; Tyagi, J. S. ; Pratap, Akshay (2004) Angiotensin converting enzyme gene polymorphism in Asian Indian children with congenital uropathies Journal of Urology, 171 (1-2). pp. 838-840. ISSN 0022-5347

Malhotra, Vandana ; Sharma, Deepak ; Ramanathan, V. D. ; Shakila, H. ; Saini, Deepak K. ; Chakravorty, Soumitesh ; Das, Taposh K. ; Li, Qing ; Silver, Richard F. ; Narayanan, P. R. ; Tyagi, Jaya Sivaswami (2004) Disruption of response regulator gene, devR, leads to attenuation in virulence of Mycobacterium tuberculosis FEMS Microbiology Letters, 231 (2). pp. 237-245. ISSN 0378-1097

Tyagi, Jaya Sivaswami ; Sharma, Deepak (2004) Signal transduction systems of mycobacteria with special reference to M. tuberculosis Current Science, 86 (1). pp. 93-102. ISSN 0011-3891

Tyagi, Jaya S. ; Saini, Deepak K. (2004) Did the loss of two-component systems initiate pseudogene accumulation in Mycobacterium leprae? Microbiology, 150 (1). pp. 4-7. ISSN 1350-0872

Bagchi, Gargi ; Mayuri, ; Tyagi, Jaya S. (2003) Hypoxia-responsive expression of Mycobacterium tuberculosis Rv3134c and devR promoters in Mycobacterium smegmatis Microbiology, 149 (9). pp. 2303-2305. ISSN 1350-0872

Tyagi, J. S. ; Sharma, D. (2002) Genomic study of Mycobacterium tuberculosis and its clinical applications Indian Journal of Pediatrics, 69 (1). S29-S38. ISSN 0019-5456

Saini, Deepak Kumar ; Pant, Neha ; Das, Taposh K. ; Tyagi, Jaya Sivaswami (2002) Cloning, overexpression, purification, and matrix-assisted refolding of DevS (Rv 3132c) histidine protein kinase of Mycobacterium tuberculosis Protein Expression and Purification, 25 (1). pp. 203-208. ISSN 1046-5928

Mayuri, ; Bagchi, Gargi ; Das, Taposh K. ; Tyagi, Jaya Sivaswami (2002) Molecular analysis of the dormancy response in Mycobacterium smegmatis: expression analysis of genes encoding the DevR-DevS two-component system, Rv3134c and chaperone α-crystallin homologues FEMS Microbiology Letters, 211 (2). pp. 231-237. ISSN 0378-1097

Tyagi, Jaya Sivaswami ; Sharma, Deepak (2002) Mycobacterium smegmatis and tuberculosis Trends in Microbiology, 10 (2). pp. 68-69. ISSN 0966-842X

Chakravorty, Soumitesh ; Tyagi, Jaya S. (2001) Novel use of guanidinium isothiocyanate in the isolation of Mycobacterium tuberculosis DNA from clinical material FEMS Microbiology Letters, 205 (1). pp. 113-117. ISSN 0014-5793

Ray, Ruma ; Chakravorty, Soumitesh ; Tyagi, Jaya S. ; Airan, B. ; Talwar, K. K. ; Venugopal, P. ; Chopra, P. (2001) Fatal atypical mycobacterial infection in a cardiac transplant recipient Indian Heart Journal, 53 . pp. 100-103. ISSN 0019-4832

Dasgupta, N. ; Kapur, V. ; Singh, K. K. ; Das, T. K. ; Sachdeva, S. ; Jyothisri, K. ; Tyagi, J. S. (2000) Characterization of a two-component system, devR-devS, of Mycobacterium tuberculosis Tubercle and Lung Disease, 80 (3). pp. 141-159. ISSN 0962-8479

Singh, Krishna K. ; Muralidhar, M. ; Kumar, Arvind ; Chattopadhyaya, T. K. ; Kapila, Kusum ; Singh, Manoj K. ; Sharma, S. K. ; Jain, N. K. ; Tyagi, Jaya S. (2000) Comparison of in house polymerase chain reaction with conventional techniques for the detection of Mycobacterium tuberculosis DNA in granulomatous lymphadenopathy Journal of Clinical Pathology, 53 (5). pp. 355-361. ISSN 0002-9173

Verma, Anita ; Sampla, Avinash K. ; Tyagi, Jaya Sivaswami (1999) Mycobacterium tuberculosis rrn promoters: differential usage and growth rate-dependent control Journal of Bacteriology, 181 (14). pp. 4326-4333. ISSN 0021-9193

Singh, K. K. ; Nair, M. D. ; Radhakrishnan, K. ; Tyagi, J. S. (1999) Utility of PCR assay in diagnosis of en-plaque tuberculoma of the brain Journal of Clinical Microbiology, 37 (2). pp. 467-470. ISSN 0095-1137

Dasgupta, N. ; Tyagi, Sivaswami J. (1998) Identification of a restriction fragment length polymorphism associated with a deletion that maps in a transcriptionally active open-reading frame, orfX , in Mycobacterium tuberculosis Erdman Tubercle and Lung Disease, 79 (2). pp. 75-81. ISSN 0962-8479

Prabhakar, S. ; Annapurna, P. S. ; Annapurna, P. S. ; Jain, N. K. ; Dey, A. B. ; Tyagi, J. S. ; Prasad, H. K. (1998) Identification of an immunogenic histone-like protein (HLPMt) of Mycobacterium tuberculosis Tubercle and Lung Disease, 79 (1). pp. 43-53. ISSN 0962-8479

Tyagi, Jaya Sivaswami ; Das, Taposh K. ; Kinger, Asha K. (1996) An M. tuberculosis DNA fragment contains genes encoding cell division proteins ftsX and ftsE, a basic protein and homologues of PemK and small protein B Gene, 177 (1-2). pp. 59-67. ISSN 0378-1119

Verma, A. ; Aggrawal, A. N. ; Pande, J. N. ; Tyagi, J. S. ; Dasgupta, N. (1995) Utility of a Mycobacterium tuberculosis GC-rich repetitive sequence in the diagnosis of tuberculous pleural effusion by PCR Indian Journal of Biochemistry & Biophysics, 32 (6). pp. 429-436. ISSN 0301-1208

Jaber, M. ; Rattan, A. ; Verma, A. ; Tyagi, J. ; Kumar, R. (1995) A simple method of DNA extraction from Mycobacterium tuberculosis Tubercle and Lung Disease, 76 (6). pp. 578-581. ISSN 0962-8479

Verma, Anita ; Kinger, Asha Kiran ; Tyagi, Jaya Sivaswami (1994) Functional analysis of transcription of the Mycobacterium tuberculosis 16S rDNA-encoding gene Gene, 148 (1). pp. 113-118. ISSN 0378-1119

Verma, A. ; Rattan, A. ; Tyagi, J. S. (1994) Development of a 23S rRNA-based PCR assay for the detection of mycobacteria Indian Journal of Biochemistry & Biophysics, 31 (4). pp. 288-294. ISSN 0301-1208

Kinger, Asha Kiran ; Tyagi, Jaya Sivaswami (1993) Identification and cloning of genes differentially expressed in the virulent strain of Mycobacterium tuberculosis Gene, 131 (1). pp. 113-117. ISSN 0378-1119

Kinger, A. K. ; Verma, A. ; Tyagi, J. S. (1993) A method for the isolation of pure intact RNA from mycobacteria Biotechniques, 14 (5). pp. 724-725. ISSN 0736-6205

Tyagi, J. S. ; Kinger, A. K. (1992) Identification of the 10Sa RNA structural gene of Mycobacterium tuberculosis Nucleic Acids Research, 20 (1). p. 138. ISSN 0305-1048

Tyagi, J. S. ; Tyagi, A. K. ; Bhargava, S. (1990) Transfer RNA genes in mycobacteria: organization and molecular cloning The Journal of Tropical Medicine and Parasitology, 41 (3). pp. 294-296. ISSN 0044-359X

Tyagi, Jaya Sivaswami ; Pastan, Ira (1990) Purification o calf thymus RNA polymerase II for in vitro transcription studies Journal of Biochemical and Biophysical Methods, 21 (1). pp. 1-8. ISSN 0165-022X

Bhargava, S. ; Tyagi, A. K. ; Tyagi, J. S. (1990) tRNA genes in mycobacteria: organization and molecular cloning Journal of Bacteriology, 172 (6). pp. 2930-2934. ISSN 0021-9193

Tyagi, Jaya Sivaswami ; Hirano, Hideyasu ; Pastan, Ira (1985) Modulation of fibronectin gene activity in chick embryo fibroblasts transformed by a temperature-sensitive strain (ts68) of Rous sarcoma virus Nucleic Acids Research, 13 (22). pp. 8275-8284. ISSN 0305-1048

Tyagi, J. S. ; Hirano, H. ; Merlino, G. T. ; Pastan, I. (1983) Transcriptional control of the fibronectin gene in chick embryo fibroblasts transformed by Rous sarcoma virus Journal of Biological Chemistry, 258 . pp. 5787-5793. ISSN 0021-9258

Tyagi, J. S. ; Merlino, G. T. ; de Crombrugghe, B. ; Pastan, I. (1982) Chicken embryo extracts contain a factor that preferentially blocks the accumulation of RNA polymerase II transcripts in a cell-free system Journal of Biological Chemistry, 257 . pp. 13001-13008. ISSN 0021-9258

Merlino, G. T. ; Tyagi, J. S. ; de Crombrugghe, B. ; Pastan, I. (1982) Transcription of the chicken α 2 (Type I) collagen gene by homologous cell-free extracts Journal of Biological Chemistry, 257 . pp. 7254-7261. ISSN 0021-9258

Abraham, Irene ; Tyagi, Jaya Sivaswami ; Gottesman, Michael M. (1982) Transfer of genes to chinese hamster ovary cells by DNA-mediated transformation Somatic Cell and Molecular Genetics, 8 (1). pp. 23-39. ISSN 0740-7750

Tyagi, Jaya Sivaswami ; Venkitasubramanian, T. A. (1981) The role of glycolysis in aflatoxin biosynthesis Canadian Journal of Microbiology, 27 (12). pp. 1276-1282. ISSN 0008-4166

Tyagi, J. S. ; Tyagi, A. K. ; Venkitasubramanian, T. A. (1981) Preparation and properties of spheroplasts from Aspergillus parasiticus with special reference to the de novo synthesis of aflatoxins Journal of Applied Microbiology, 50 (3). pp. 481-491. ISSN 1364-5072

Tyagi , Jaya Sivaswami ; Tyagi, Anil Kumar ; Venkitasubramanian, T. A. (1981) Some factors regulating [1-14C] acetate incorporation into aflatoxins by spheroplasts and spheroplast lysates from Aspergillus parasiticus Toxicon, 19 (4). pp. 445-454. ISSN 0041-0101

Yamamoto, T. ; Jay, G. ; deCrombrugghe, B. ; Fagan, J. B. ; Pastan, I. ; Tyagi, J. S. (1980) Molecular mechanism for the capture and excision of the transforming gene of avian sarcoma virus as suggested by analysis of recombinant clones Journal of Virology, 35 (2). pp. 436-443. ISSN 0022-538X

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