2023
Distinguishing features of long COVID identified through immune profiling
Klein J, Wood J, Jaycox J, Dhodapkar R, Lu P, Gehlhausen J, Tabachnikova A, Greene K, Tabacof L, Malik A, Silva Monteiro V, Silva J, Kamath K, Zhang M, Dhal A, Ott I, Valle G, Peña-Hernández M, Mao T, Bhattacharjee B, Takahashi T, Lucas C, Song E, McCarthy D, Breyman E, Tosto-Mancuso J, Dai Y, Perotti E, Akduman K, Tzeng T, Xu L, Geraghty A, Monje M, Yildirim I, Shon J, Medzhitov R, Lutchmansingh D, Possick J, Kaminski N, Omer S, Krumholz H, Guan L, Dela Cruz C, van Dijk D, Ring A, Putrino D, Iwasaki A. Distinguishing features of long COVID identified through immune profiling. Nature 2023, 623: 139-148. PMID: 37748514, PMCID: PMC10620090, DOI: 10.1038/s41586-023-06651-y.Peer-Reviewed Original ResearchConceptsLong COVIDSARS-CoV-2Infection syndromeExaggerated humoral responseSoluble immune mediatorsEpstein-Barr virusPost-exertional malaiseCross-sectional studyHigher antibody responseImmune mediatorsImmune phenotypingImmune profilingHumoral responseAntibody responseLymphocyte populationsCOVID statusUnbiased machineCortisol levelsLC statusRelevant biomarkersViral pathogensSyndromeCOVIDFuture studiesBiological features
2022
The Species-Specific 282 Residue in the PB2 Subunit of the Polymerase Regulates RNA Synthesis and Replication of Influenza A Viruses Infecting Bat and Nonbat Hosts
Banerjee S, De A, Kedia N, Bhakta K, Wang L, Bhattacharjee B, Mondal A. The Species-Specific 282 Residue in the PB2 Subunit of the Polymerase Regulates RNA Synthesis and Replication of Influenza A Viruses Infecting Bat and Nonbat Hosts. Journal Of Virology 2022, 96: e02190-21. PMID: 35044213, PMCID: PMC8906409, DOI: 10.1128/jvi.02190-21.Peer-Reviewed Original ResearchConceptsBat influenza virusesInfluenza virus polymeraseInfluenza A virusVirus polymerasePB2 subunitIAV RNA polymeraseGenera of influenza virusesHost speciesAdaptation of influenza virusesInfluenza virusHuman cellsPolymerase subunit PB2RNA synthesis activitySpecies-specific signaturesHuman-specific signaturesAmino acid preferencesReduced polymerase activityAmino acid alterationsGlutamic acidA virusSurface antigen hemagglutininCross-species transmissionRNA polymerasePB2 proteinSignature residues
2021
Association of clade-G SARS-CoV-2 viruses and age with increased mortality rates across 57 countries and India
Pandit B, Bhattacharjee S, Bhattacharjee B. Association of clade-G SARS-CoV-2 viruses and age with increased mortality rates across 57 countries and India. Infection Genetics And Evolution 2021, 90: 104734. PMID: 33508515, PMCID: PMC7839510, DOI: 10.1016/j.meegid.2021.104734.Peer-Reviewed Original ResearchConceptsIndication of population expansionNegative Tajima's D valuesAllele frequency spectrumTajima's D valuesSARS-CoV-2 sequencesAmino acid changesClade of virusesNucleotide diversityEvolutionary analysisLinkage disequilibriumPopulation expansionContribution of host factorsViral haplotypesClade GAcid changesSARS-CoV-2 variantsViral populationsHost factorsMortality rateVariantsViral factorsNetwork analysisCoronary heart diseaseSARS-CoV-2 virusVirus
2020
Prevalence of Colistin-Resistant, Carbapenem-Hydrolyzing Proteobacteria in Hospital Water Bodies and Out-Falls of West Bengal, India
Bardhan T, Chakraborty M, Bhattacharjee B. Prevalence of Colistin-Resistant, Carbapenem-Hydrolyzing Proteobacteria in Hospital Water Bodies and Out-Falls of West Bengal, India. International Journal Of Environmental Research And Public Health 2020, 17: 1007. PMID: 32033408, PMCID: PMC7037630, DOI: 10.3390/ijerph17031007.Peer-Reviewed Original ResearchConceptsColistin resistanceEosin methylene blue agarLevels of antibiotic resistanceNon-susceptible to meropenemPrevalence of colistin resistanceMethylene blue agarMeropenem-non-susceptiblePredominant speciesNon-susceptible isolatesCarbapenemase genesBlue agarAntibiotic resistanceMDR bacteriaNon-susceptibilityEnvironmental sourcesBacterial infectionsIsolatesGenesMeropenemHospitalSpeciesPrevalence patternsPrevalenceHospital wastewaterIndiscriminate use
2018
Resistance profiles and resistome mapping of multidrug resistant carbapenem-hydrolyzing Klebsiella pneumoniae strains isolated from the nares of preterm neonates
Bhattacharjee B, Bardhan T, Chakraborty M, Basu M. Resistance profiles and resistome mapping of multidrug resistant carbapenem-hydrolyzing Klebsiella pneumoniae strains isolated from the nares of preterm neonates. International Journal Of Antimicrobial Agents 2018, 53: 535-537. PMID: 30572009, DOI: 10.1016/j.ijantimicag.2018.12.002.Peer-Reviewed Original Research
2015
Limits and patterns of cytomegalovirus genomic diversity in humans
Renzette N, Pokalyuk C, Gibson L, Bhattacharjee B, Schleiss M, Hamprecht K, Yamamoto A, Mussi-Pinhata M, Britt W, Jensen J, Kowalik T. Limits and patterns of cytomegalovirus genomic diversity in humans. Proceedings Of The National Academy Of Sciences Of The United States Of America 2015, 112: e4120-e4128. PMID: 26150505, PMCID: PMC4522815, DOI: 10.1073/pnas.1501880112.Peer-Reviewed Original ResearchConceptsGenomic diversityHuman hostGenome-wide mutationsHuman cytomegalovirusRecombination rate mapsHCMV populationsViral genomic diversityGenome beingRegulatory proteinsViral populationsDiversityPolymorphismHostPatient samplesDiverse regionsGenomeNatural infectionLociCongenitally infected infantsGenesMutationsProteinInfected infantsGlycoproteinRecombination
2014
RNA and β-Hemolysin of Group B Streptococcus Induce Interleukin-1β (IL-1β) by Activating NLRP3 Inflammasomes in Mouse Macrophages*
Gupta R, Ghosh S, Monks B, DeOliveira R, Tzeng T, Kalantari P, Nandy A, Bhattacharjee B, Chan J, Ferreira F, Rathinam V, Sharma S, Lien E, Silverman N, Fitzgerald K, Firon A, Trieu-Cuot P, Henneke P, Golenbock D. RNA and β-Hemolysin of Group B Streptococcus Induce Interleukin-1β (IL-1β) by Activating NLRP3 Inflammasomes in Mouse Macrophages*. Journal Of Biological Chemistry 2014, 289: 13701-13705. PMID: 24692555, PMCID: PMC4022842, DOI: 10.1074/jbc.c114.548982.Peer-Reviewed Original Research
2013
Rapid Intrahost Evolution of Human Cytomegalovirus Is Shaped by Demography and Positive Selection
Renzette N, Gibson L, Bhattacharjee B, Fisher D, Schleiss M, Jensen J, Kowalik T. Rapid Intrahost Evolution of Human Cytomegalovirus Is Shaped by Demography and Positive Selection. PLOS Genetics 2013, 9: e1003735. PMID: 24086142, PMCID: PMC3784496, DOI: 10.1371/journal.pgen.1003735.Peer-Reviewed Original ResearchConceptsPositive selectionCongenital HCMV infectionApplication of population genetic methodsHuman cytomegalovirus evolutionViral populationsPopulation genetic methodsPopulation genetic approachesHuman cytomegalovirusModels of demographyOpen reading frameHCMV populationsHCMV infectionPatterns of variationUnrelated hostsReading frameGenome populationsWeeks gestational ageGenetic approachesGenetic methodsDNA virusesHuman hostPervasive driverHost environmentCompartmental variablesViral evolutionDifferential Expression of HPV16 L2 Gene in Cervical Cancers Harboring Episomal HPV16 Genomes: Influence of Synonymous and Non-Coding Region Variations
Mandal P, Bhattacharjee B, Ghosh D, Mondal N, Chowdhury R, Roy S, Sengupta S. Differential Expression of HPV16 L2 Gene in Cervical Cancers Harboring Episomal HPV16 Genomes: Influence of Synonymous and Non-Coding Region Variations. PLOS ONE 2013, 8: e65647. PMID: 23762404, PMCID: PMC3675152, DOI: 10.1371/journal.pone.0065647.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedCapsid ProteinsCarcinoma, Squamous CellFemaleGene DosageGene Expression Regulation, ViralGenome, ViralHost-Pathogen InteractionsHuman papillomavirus 16HumansMicroRNAsMiddle AgedOncogene Proteins, ViralOpen Reading FramesPapillomavirus InfectionsPlasmidsPolymorphism, GeneticPromoter Regions, GeneticRNA, MessengerSequence Analysis, DNAUterine Cervical NeoplasmsConceptsNon-coding regionsHPV16 genomeSynonymous variationNon-malignant samplesHuman codonsL2 genesWhole-genome sequence analysisShort non-coding regionHPV16 isolatesGenome sequence analysisMiRNA binding sitesWeak promoter activityHsa-mir-548Gene copy numberCaCx casesEpisomal HPV16 genomesSequence variationCoding regionSequence analysisGenomeNon-codingViral genomeEpisomal viral genomesCopy numberL2 ORF
2012
Some Novel Insights on HPV16 Related Cervical Cancer Pathogenesis Based on Analyses of LCR Methylation, Viral Load, E7 and E2/E4 Expressions
Ghosh D, Bhattacharjee B, Sen S, Premi L, Mukhopadhyay I, Chowdhury R, Roy S, Sengupta S. Some Novel Insights on HPV16 Related Cervical Cancer Pathogenesis Based on Analyses of LCR Methylation, Viral Load, E7 and E2/E4 Expressions. PLOS ONE 2012, 7: e44678. PMID: 22970286, PMCID: PMC3435323, DOI: 10.1371/journal.pone.0044678.Peer-Reviewed Original ResearchConceptsLong control regionViral loadViral genomeReplication originsCaCx casesEpisomal HPV16 genomesLack of methylationE7 mRNA expressionHuman papillomavirus 16Binding site IGene copy numberCervical cancer pathogenesisRepressor proteinBisulphite sequencingControl regionHPV16 genomeCervical carcinogenesisHost genesGenomeCervical cancerCopy numberViral transcriptionHPV16Cancer pathogenesisOncogene E7Genetic Analysis of Cytomegalovirus in Malignant Gliomas
Bhattacharjee B, Renzette N, Kowalik T. Genetic Analysis of Cytomegalovirus in Malignant Gliomas. Journal Of Virology 2012, 86: 6815-6824. PMID: 22496213, PMCID: PMC3393585, DOI: 10.1128/jvi.00015-12.Peer-Reviewed Original ResearchConceptsDNA copy numberViral DNA copy numberPresence of intact open reading framesCopy numberLong regionMalignant gliomasHigh amino acid sequence conservationAmino acid sequence conservationIntact open reading framesViral populationsHuman cytomegalovirusOpen reading frameAmino acid changesSingle gene productsGenome coverageGlioblastoma multiformeSequence conservationReading framePhylogenetic analysisHCMV prevalenceCore genesSequence analysisShort regionLow-grade tumorsGenetic analysis
2011
Extensive Genome-Wide Variability of Human Cytomegalovirus in Congenitally Infected Infants
Renzette N, Bhattacharjee B, Jensen J, Gibson L, Kowalik T. Extensive Genome-Wide Variability of Human Cytomegalovirus in Congenitally Infected Infants. PLOS Pathogens 2011, 7: e1001344. PMID: 21625576, PMCID: PMC3098220, DOI: 10.1371/journal.ppat.1001344.Peer-Reviewed Original ResearchConceptsRNA virusesReplication of RNA genomesGenome-wide variabilityPopulation genetic analysesRNA virus populationsHuman cytomegalovirusGenome wide studiesAmino acid levelsIntrahost populationsDsDNA genomeRNA genomeGenomic variabilityGenome typesPositive selectionGenetic analysisGenomeDNA virusesVirus populationsViral populationsWide studiesCongenital human cytomegalovirusImmune-mediated mechanismsCongenitally infected infantsSamples of neonatesFidelity replication
2010
Association of viral load with HPV16 positive cervical cancer pathogenesis: Causal relevance in isolates harboring intact viral E2 gene
Das D, Bhattacharjee B, Sen S, Mukhopadhyay I, Sengupta S. Association of viral load with HPV16 positive cervical cancer pathogenesis: Causal relevance in isolates harboring intact viral E2 gene. Virology 2010, 402: 197-202. PMID: 20394955, DOI: 10.1016/j.virol.2010.03.030.Peer-Reviewed Original ResearchConceptsViral loadE2 statusAssociation of viral loadMedian viral loadViral loads compared to controlsAge of subjectsCervical cancer pathogenesisViral E2 geneCompared to controlsCervical cancerLogistic regression modelsCancer pathogenesisTaqMan assayLower ageCaCxHPV16E2 genePathogenesisAgeIntact E2Regression modelsStatusGenomic DNAAssociationCancer
2008
Characterization of sequence variations within HPV16 isolates among Indian women: Prediction of causal role of rare non-synonymous variations within intact isolates in cervical cancer pathogenesis
Bhattacharjee B, Mandal N, Roy S, Sengupta S. Characterization of sequence variations within HPV16 isolates among Indian women: Prediction of causal role of rare non-synonymous variations within intact isolates in cervical cancer pathogenesis. Virology 2008, 377: 143-150. PMID: 18495198, DOI: 10.1016/j.virol.2008.04.007.Peer-Reviewed Original ResearchConceptsNon-synonymous changesCharacterization of sequence variationsPolymorphic variationDeleterious to protein functionHPV16 isolatesNon-synonymous variationsRare non-synonymous variationsDeleterious variationHaplotype backgroundNucleotide variationsSIFTS databaseDeleterious mutationsSequence variationSequence variantsProtein functionHPV16 genomeHaplotype analysisHaplotypesFunctional validationCervical cancer pathogenesisE-12IsolatesCaCx developmentCancer pathogenesisProductive infection
2006
CpG methylation of HPV 16 LCR at E2 binding site proximal to P97 is associated with cervical cancer in presence of intact E2
Bhattacharjee B, Sengupta S. CpG methylation of HPV 16 LCR at E2 binding site proximal to P97 is associated with cervical cancer in presence of intact E2. Virology 2006, 354: 280-285. PMID: 16905170, DOI: 10.1016/j.virol.2006.06.018.Peer-Reviewed Original ResearchConceptsLong control regionE2 binding sitesP97 promoterCervical cancerNormal controlsAssociated with cervical cancerCytologically normal controlsIntact E2 geneHuman papillomavirus type 16Binding sitesMspI restriction digestionRegulate transcriptionRepressor activityHPV-16CaCx samplesCpG methylationControl regionIntact E2Restriction digestionE7 genesType 16E2 geneCaCxMalignant samplesSite methylation
2005
HPV16 E2 gene disruption and polymorphisms of E2 and LCR: Some significant associations with cervical cancer in Indian women
Bhattacharjee B, Sengupta S. HPV16 E2 gene disruption and polymorphisms of E2 and LCR: Some significant associations with cervical cancer in Indian women. Gynecologic Oncology 2005, 100: 372-378. PMID: 16246404, DOI: 10.1016/j.ygyno.2005.09.016.Peer-Reviewed Original ResearchConceptsE2 disruptionE2 geneE2 gene disruptionIntact E2 geneIndian womenBi-directional sequencingAsian-American variantsNucleotide sequence alterationsDNA-binding regionHPV16 E2 geneCaCx developmentHPV16 isolatesCompared to controlsChi-square testCaCx casesFisher's exactCervical cancerViral factorsHPV16Nucleotide variationsE subgroupGene disruptionSequence alterationsPCR amplificationNucleotide