Research Topics
Genomes and Genes
| Bali PulendranSummaryAffiliation: Emory University Country: USA Publications
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Publications
Translating innate immunity into immunological memory: implications for vaccine developmentBali Pulendran
Department of Pathology, Emory Vaccine Center, 954 Gatewood Road, Atlanta, GA 30329, USA
Cell 124:849-63. 2006..In addition, we point out unanswered questions and identify critical challenges, the solution of which, we believe, will greatly facilitate the rational design of novel vaccines against a multitude of emerging infections...
Division of labor, plasticity, and crosstalk between dendritic cell subsetsBali Pulendran
Emory Vaccine Center, 954 Gatewood Road, Atlanta, GA 30329, USA
Curr Opin Immunol 20:61-7. 2008..Here we review the recent advances in this area...
Case of yellow fever vaccine--associated viscerotropic disease with prolonged viremia, robust adaptive immune responses, and polymorphisms in CCR5 and RANTES genesBali Pulendran
Emory Vaccine Center, 954 Gatewood Rd, Atlanta, GA 30329, USA
J Infect Dis 198:500-7. 2008..The mechanisms underlying such events remain a mystery. Here, we present an analysis of the immunologic and genetic factors driving disease in a 64-year-old male who developed viscerotropic symptoms...
Variegation of the immune response with dendritic cells and pathogen recognition receptorsBali Pulendran
Emory Vaccine Center and Department of Pathology, Emory University, Atlanta, GA 30329, USA
J Immunol 174:2457-65. 2005....
Modulating vaccine responses with dendritic cells and Toll-like receptorsBali Pulendran
Department of Pathology and Emory Vaccine Center, Atlanta, GA 30329, USA
Immunol Rev 199:227-50. 2004..As such, DCs and TLRs represent attractive immune modulatory targets for vaccinologists. The present review provides a summary of emerging themes in the biology DCs and TLRs, with a particular focus on relevance for vaccine development...
Modulating TH1/TH2 responses with microbes, dendritic cells, and pathogen recognition receptorsBali Pulendran
Department of Pathology and Emory Vaccine Center, 954 Gatewood Road, Atlanta, GA 30329, USA
Immunol Res 29:187-96. 2004..Thus, nature appears to have evolved different mechanisms to regulate immune responses via DCs...
Dendritic cells generated in the presence of GM-CSF plus IL-15 prime potent CD8+ Tc1 responses in vivoBali Pulendran
Emory Vaccine Center, Atlanta, GA 30329, USA
Eur J Immunol 34:66-73. 2004..Together, these data suggest that IL-15 promotes the development of DC, which induce potent Th1 and Tc1 responses in vivo. This suggests potential roles for these IL-15 DC cells in the immunotherapy of tumors and infectious diseases...
2008: A MyD88 O, DCBali Pulendran
Emory Vaccine Center, Yerkes National Primate Research Center, 954 Gatewood Road, Atlanta, GA 30329, USA
Immunity 29:173-5. 2008..These mice demonstrate that the requirement for Toll-like receptor (TLR) signaling in DCs is dependent on the physical form of the TLR ligand...
Immune activation: death, danger and dendritic cellsBali Pulendran
Emory Vaccine Center, 954 Gatewood Road, Atlanta, Georgia 30329, USA
Curr Biol 14:R30-2. 2004..New evidence indicates that these cells also sense uric acid crystals in dead cells, suggesting that the immune system is conscious not only of pathogens, but also of death and danger...
A Toll-like receptor 2 ligand stimulates Th2 responses in vivo, via induction of extracellular signal-regulated kinase mitogen-activated protein kinase and c-Fos in dendritic cellsStephanie Dillon
Vaccine Research Center, Emory University, Atlanta, GA 30329, USA
J Immunol 172:4733-43. 2004..Interestingly, DCs from c-fos(-/-) mice produce more IL-12(p70), but less IL-10, compared with control DCs. Therefore, different TLR ligands induce distinct cytokines and signaling in DCs, and differentially bias Th responses in vivo...
The T helper type 2 response to cysteine proteases requires dendritic cell-basophil cooperation via ROS-mediated signalingHua Tang
Emory Vaccine Center, Atlanta, Georgia, USA
Nat Immunol 11:608-17. 2010..Thus, the T(H)2 response to cysteine proteases requires DC-basophil cooperation via ROS-mediated signaling...
Yeast zymosan, a stimulus for TLR2 and dectin-1, induces regulatory antigen-presenting cells and immunological toleranceStephanie Dillon
Emory Vaccine Research Center and Department of Pathology, Emory University, Atlanta, Georgia 30329, USA
J Clin Invest 116:916-28. 2006..These data suggest several targets for pharmacological modulation of immune responses in various clinical settings...
Yellow fever vaccine YF-17D activates multiple dendritic cell subsets via TLR2, 7, 8, and 9 to stimulate polyvalent immunityTroy Querec
Emory Vaccine Center, Emory University, Atlanta, GA 30329, USA
J Exp Med 203:413-24. 2006..Together, these data enhance our understanding of the molecular mechanism of action of YF-17D, and highlight the potential of vaccination strategies that use combinations of different TLR ligands to stimulate polyvalent immune responses...
Activation of beta-catenin in dendritic cells regulates immunity versus tolerance in the intestineSanthakumar Manicassamy
Emory Vaccine Center, and Yerkes National Primate Research Center, 954 Gatewood Road, Atlanta, GA 30329, USA
Science 329:849-53. 2010..Thus, beta-catenin signaling programs DCs to a tolerogenic state, limiting the inflammatory response...
Systems biology approach predicts immunogenicity of the yellow fever vaccine in humansTroy D Querec
Emory Vaccine Center, Yerkes National Primate Research Center, 954 Gatewood Road, Atlanta, Georgia 30329, USA
Nat Immunol 10:116-25. 2009..A distinct signature, including B cell growth factor TNFRS17, predicted the neutralizing antibody response with up to 100% accuracy. These data highlight the utility of systems biology approaches in predicting vaccine efficacy...
Chronic but not acute virus infection induces sustained expansion of myeloid suppressor cell numbers that inhibit viral-specific T cell immunityBrian A Norris
Vaccine Research Center, Emory University, Atlanta, GA 30329, USA
Immunity 38:309-21. 2013..The reduction of monocytic cells in Ccr2(-/-) mice or after Gr-1 antibody depletion enhanced antiviral TÂ cell function. Thus, innate cells have an important immunomodulatory role throughout chronic infection...
Cutting edge: different Toll-like receptor agonists instruct dendritic cells to induce distinct Th responses via differential modulation of extracellular signal-regulated kinase-mitogen-activated protein kinase and c-FosSudhanshu Agrawal
Emory Vaccine Center, Atlanta, GA 30329, USA
J Immunol 171:4984-9. 2003..Thus, distinct TLR agonists differentially modulate extracellular signal-regulated kinase signaling, c-Fos activity, and cytokine responses in DCs to stimulate different Th responses...
Distinct TLR adjuvants differentially stimulate systemic and local innate immune responses in nonhuman primatesMarcin Kwissa
Emory Vaccine Center and Yerkes National Primate Research Center, Emory University, 954 Gatewood Road, Atlanta, GA 30329, USA
Blood 119:2044-55. 2012..Finally, both TLR9-L and TLR7/8-L induced the expression of genes related to chemokines and type-I IFNs in LNs. Thus different TLR-Ls mediate distinct signatures of early innate responses both locally and systemically...
Toll-like receptor 2-dependent induction of vitamin A-metabolizing enzymes in dendritic cells promotes T regulatory responses and inhibits autoimmunitySanthakumar Manicassamy
Emory Vaccine Center, and Yerkes National Primate Research Center, 954 Gatewood Road, Atlanta, Georgia 30329, USA
Nat Med 15:401-9. 2009..These data define a new mechanism for the systemic induction of retinoic acid and immune suppression against autoimmunity...
ERK1-/- mice exhibit Th1 cell polarization and increased susceptibility to experimental autoimmune encephalomyelitisAnshu Agrawal
Emory Vaccine Center and Department of Pathology, 954 Gatewood Road, Atlanta, GA 30329, USA
J Immunol 176:5788-96. 2006..Taken together, our data suggest that deficiency of ERK1 biases the immune response toward Th1 resulting in increased susceptibility to EAE...
Hepatic stellate cells preferentially induce Foxp3+ regulatory T cells by production of retinoic acidRichard M Dunham
Division of Microbiology and Immunology, Emory Vaccine Center, Emory University School of Medicine, Atlanta, GA 30322, USA
J Immunol 190:2009-16. 2013..Thus, we conclude that HSCs preferentially generate Foxp3(+) Tregs and, therefore, may play a role in the tolerogenic nature of the liver...
Understanding the role of innate immunity in the mechanism of action of the live attenuated Yellow Fever Vaccine 17DTroy D Querec
Department of Pathology and Emory Vaccine Center, 954 Gatewood Road, Atlanta, Georgia 30329, USA
Adv Exp Med Biol 590:43-53. 2007
Lamina propria macrophages and dendritic cells differentially induce regulatory and interleukin 17-producing T cell responsesTimothy L Denning
Vaccine Research Center and Yerkes Regional Primate Research Center, Emory University, Atlanta, Georgia 30329, USA
Nat Immunol 8:1086-94. 2007..This IL-17 production was suppressed by lamina propria macrophages, indicating that a dynamic interaction between these subsets may influence the balance between immune activation and tolerance...
Programming the magnitude and persistence of antibody responses with innate immunitySudhir Pai Kasturi
Emory Vaccine Center, Emory University, Atlanta, Georgia 30329, USA
Nature 470:543-7. 2011..Immunization protected completely against lethal avian and swine influenza virus strains in mice, and induced robust immunity against pandemic H1N1 influenza in rhesus macaques...
Toll-like receptor expression and responsiveness of distinct murine splenic and mucosal B-cell subsetsMurali Gururajan
Vaccine Research Center, Emory University, Atlanta, Georgia, United States of America
PLoS ONE 2:e863. 2007..Furthermore, the expression and functional relevance of TLRs on distinct subsets of B cells, which are known to play differential roles in humoral responses is not known...
Functional specializations of intestinal dendritic cell and macrophage subsets that control Th17 and regulatory T cell responses are dependent on the T cell/APC ratio, source of mouse strain, and regional localizationTimothy L Denning
Vaccine Research Center, Emory University, Atlanta, GA 30329, USA
J Immunol 187:733-47. 2011..Thus, the functional specializations of APC subsets in the intestine are dependent on the T cell/APC ratio, regional localization, and source of the mouse strain...
Systems vaccinology: learning to compute the behavior of vaccine induced immunityHelder I Nakaya
Emory Vaccine Center, Yerkes National Primate Research Center, Atlanta, GA, USA
Wiley Interdiscip Rev Syst Biol Med 4:193-205. 2012..Here, we review the recent advances in this area, and highlight the biological and computational challenges posed...
Immunological mechanisms of vaccinationBali Pulendran
Emory Vaccine Center at Yerkes National Primate Research Center, Emory University, Atlanta, Georgia, USA
Nat Immunol 12:509-17. 2011..Here we will discuss these advances and emerging themes on the immunology of vaccination...
Systems biology of vaccination for seasonal influenza in humansHelder I Nakaya
Emory Vaccine Center, Emory University, Atlanta, Georgia, USA
Nat Immunol 12:786-95. 2011..Thus, systems approaches can be used to predict immunogenicity and provide new mechanistic insights about vaccines...
Programming dendritic cells to induce T(H)2 and tolerogenic responsesBali Pulendran
Emory Vaccine Center, Atlanta, Georgia, USA
Nat Immunol 11:647-55. 2010....
New paradigms in type 2 immunityBali Pulendran
Department of Pathology, Emory Vaccine Center, Yerkes National Primate Research Center, 954 Gatewood Road, Atlanta, GA 30329, USA
Science 337:431-5. 2012....
Adjuvanting a DNA vaccine with a TLR9 ligand plus Flt3 ligand results in enhanced cellular immunity against the simian immunodeficiency virusMarcin Kwissa
Vaccine Research Center and Yerkes National Primate Research Center, Emory University, Atlanta, GA 30329, USA
J Exp Med 204:2733-46. 2007..Viral loads were inversely correlated with the magnitude and quality of the immune response. Thus, the immunogenicity of DNA vaccines can be augmented with TLR9-L plus FL...
Toll-like receptor-mediated induction of type I interferon in plasmacytoid dendritic cells requires the rapamycin-sensitive PI(3)K-mTOR-p70S6K pathwayWeiping Cao
Emory Vaccine Center, Atlanta, GA 30329, USA
Nat Immunol 9:1157-64. 2008..Thus, mTOR signaling is crucial in TLR-mediated IFN-alpha/beta responses by pDCs...
Retinoic acid-dependent regulation of immune responses by dendritic cells and macrophagesSanthakumar Manicassamy
Emory Vaccine Center and Yerkes National Primate Research Center, 954 Gatewood Road, Atlanta, GA 30329, USA
Semin Immunol 21:22-7. 2009..Here, we review these recent advances, in the context of the pleiotropic effects of RA in regulating diverse biological processes...
Learning immunology from the yellow fever vaccine: innate immunity to systems vaccinologyBali Pulendran
Emory Vaccine Center, Emory University, Atlanta, GA 30322, USA
Nat Rev Immunol 9:741-7. 2009..Here I review how these developments are yielding insights into the mechanism of action of the yellow fever vaccine, one of the most successful vaccines ever developed, and the broader implications for vaccinology...
Impairment of dendritic cells and adaptive immunity by anthrax lethal toxinAnshu Agrawal
Emory Vaccine Research Center, 954 Gatewood Road, Atlanta, Georgia 30329, USA
Nature 424:329-34. 2003..These data suggest a role for LT in suppressing host immunity during B. anthracis infections, and represent an immune evasion strategy, where a microbe targets MAP kinases in dendritic cells to disarm the immune response...
Systems vaccinologyBali Pulendran
Emory Vaccine Center, Yerkes National Primate Research Center, 954 Gatewood Road, Atlanta, GA 30329, USA
Immunity 33:516-29. 2010..Here, we review these advances and critically examine the potential opportunities and challenges posed by systems biology in vaccine development...
Systems biology of vaccination in the elderlySai S Duraisingham
Emory Vaccine Center, Yerkes National Primate Research Center, Emory University, 954 Gatewood Road, Atlanta, GA, 30329, USA
Curr Top Microbiol Immunol 363:117-42. 2013..Moreover, the identification of specific defects may be used to target novel vaccination strategies that improve efficacy in elderly populations...
Repression of bacterial lipoprotein production by Francisella novicida facilitates evasion of innate immune recognitionCrystal L Jones
Department of Microbiology and Immunology, Microbiology and Molecular Genetics Program, Emory University, Atlanta, GA, USA
Cell Microbiol 14:1531-43. 2012..Taken together, these data reveal a novel mechanism of immune evasion by the downregulation of BLP expression to subvert TLR2 activation, which is likely used by numerous other intracellular bacterial pathogens...
CD28-B7 interaction modulates short- and long-lived plasma cell functionModesta N Njau
Department of Microbiology and Immunology, Emory Vaccine Center, Yerkes National Primate Center, Emory University, Atlanta, GA 30329, USA
J Immunol 189:2758-67. 2012..2. Surprisingly, deficiency of B7.1 and B7.2 in B cells also led to higher Ab levels, analogous to Cd28(-/-) plasma cells. Collectively, our results suggest that the CD28-B7 interaction operates as a key modulator of plasma cell function...
Dendritic cell control of tolerogenic responsesSanthakumar Manicassamy
Emory Vaccine Center, Yerkes National Primate Research Center, Department of Pathology, Emory University School of Medicine, Atlanta, GA 30329, USA
Immunol Rev 241:206-27. 2011....
Modulation of adaptive immunity with Toll-like receptorsSanthakumar Manicassamy
Emory Vaccine Center, Department of Pathology, Atlanta, GA 30329, USA
Semin Immunol 21:185-93. 2009....
Phenotype, function, and gene expression profiles of programmed death-1(hi) CD8 T cells in healthy human adultsJaikumar Duraiswamy
Emory Vaccine Center, Emory University, Atlanta, GA 30322, USA
J Immunol 186:4200-12. 2011..In conclusion, our study shows that most PD-1(hi) CD8 T cells in healthy adult humans are effector memory cells rather than exhausted cells...
Hexa-acylation and KDO(2)-glycosylation determine the specific immunostimulatory activity of Neisseria meningitidis lipid A for human monocyte derived dendritic cellsSusu Zughaier
Division of Infectious Diseases, Department of Medicine, Emory University School of Medicine, VAMC 151 I, 1670 Clairmont Road, Atlanta, GA 30033, USA
Vaccine 24:1291-7. 2006....
Tolls and beyond--many roads to vaccine immunityBali Pulendran
Emory Vaccine Center, Emory University, Atlanta, USA
N Engl J Med 356:1776-8. 2007
Cutting edge: impairment of dendritic cells and adaptive immunity by Ebola and Lassa virusesSiddhartha Mahanty
Special Pathogens Branch, Division of Viral and Rickettsial Diseases, National Center for Infectious Diseases, Centers for Disease Control and Prevention, Atlanta, GA 30333, USA
J Immunol 170:2797-801. 2003..These data represent the first evidence for a mechanism by which Ebola and Lassa viruses target DC to impair adaptive immunity...
The science of adjuvantsMarcin Kwissa
Emory Vaccine Center, Emory University, 954 Gatewood Rd, Atlanta, GA 30329, USA
Expert Rev Vaccines 6:673-84. 2007..In this article, we review the latest progress and emerging concepts in adjuvant development, which includes novel findings in innate immune biology and their impact on vaccinology...
Gene profiling of Chikungunya virus arthritis in a mouse model reveals significant overlap with rheumatoid arthritisHelder I Nakaya
Emory Vaccine Center at Yerkes National Primate Research Center, Atlanta, Georgia, USA
Arthritis Rheum 64:3553-63. 2012....
Learning vaccinology from viral infectionsRafi Ahmed
Emory Vaccine Center, Emory University School of Medicine, Atlanta, GA 30322, USA
J Exp Med 208:2347-9. 2011..One particular collaborative effort between the Steinman and Sekaly laboratories resulted in a paper published in this issue of the journal...
Systems vaccinology: its promise and challenge for HIV vaccine developmentHelder I Nakaya
Emory Vaccine Center, Emory University School of Medicine, Atlanta, Georgia, USA
Curr Opin HIV AIDS 7:24-31. 2012....
Ebola virus-like particles produced in insect cells exhibit dendritic cell stimulating activity and induce neutralizing antibodiesLing Ye
Department of Microbiology and Immunology and Emory Vaccine Center, Emory University School of Medicine, Atlanta, GA 30322, USA
Virology 351:260-70. 2006..These results show that production of Ebola VLPs in insect cells using recombinant baculoviruses represents a promising approach for vaccine development against Ebola virus infection...
The stimulation of CD8+ T cells by dendritic cells pulsed with polyketal microparticles containing ion-paired protein antigen and poly(inosinic acid)-poly(cytidylic acid)Michael J Heffernan
Wallace H Coulter Department of Biomedical Engineering and Parker H Petit Institute for Bioengineering and Bioscience, Georgia Institute of Technology, 315 Ferst Drive, Atlanta, GA 30332, USA
Biomaterials 30:910-8. 2009..These data demonstrate the potential of polyketal microparticles in formulating effective CD8(+) T cell-inducing vaccines comprising protein antigens and dsRNA adjuvants...
Immunological mechanisms of vaccinationBali Pulendran
1 Emory Vaccine Center at Yerkes National Primate Research Center, Emory University, Atlanta, Georgia, USA 2 Department of Pathology, Emory University, Atlanta, Georgia, USA
Nat Immunol 131:509-17. 2011..Here we will discuss these advances and emerging themes on the immunology of vaccination...
Restraining order for dendritic cells: all quiet on the fetal frontRana Chakraborty
Division of Pediatric Infectious Diseases, Emory University School of Medicine, Atlanta, Georgia, USA
J Clin Invest 119:1854-7. 2009..in this issue of the JCI describes a novel mechanism of avoiding immune surveillance in which the migratory capacity of dendritic cells at the maternal/fetal interface is restrained (see the related article beginning on page 2062)...
Cross-presentation: avoiding trafficking chaos?Sudhir Pai Kasturi
Nat Immunol 9:461-3. 2008
Division of labor and cooperation between dendritic cellsBali Pulendran
Nat Immunol 7:699-700. 2006
A shot in the arm for mast cellsBali Pulendran
Nat Med 14:489-90. 2008
Dendritic cells at the host-pathogen interfaceMarco Colonna
Department of Pathology and Immunology, Washington University School of Medicine, St. Louis, Missouri 63110, USA
Nat Immunol 7:117-20. 2006..How DCs integrate information from pathogens, tissues, and innate leukocytes for the induction of immune responses was presented at the second International Conference on Dendritic Cells at the Host-Pathogen Interface...
Human dendritic cells respond to Porphyromonas gingivalis LPS by promoting a Th2 effector response in vitroRavi Jotwani
Department of Periodontics, Stony Brook University--Health Science Center, Stony Brook, NY 11794-8703, USA
Eur J Immunol 33:2980-6. 2003..gingivalisLPS-pulsed MDDC. These results suggest that human MDDC can be polarized by LPS from the mucosal pathogen P. gingivalis to induce a Th2 effector response in vitro...
Improving defences at the portal of HIV entry: mucosal and innate immunityRobin J Shattock
St George's, University of London, London, United Kingdom
PLoS Med 5:e81. 2008
Fatal multiorgan failure due to yellow fever vaccine-associated viscerotropic diseaseJon L Belsher
Mayo Clinic College of Medicine, Rochester, MN, United States
Vaccine 25:8480-5. 2007..The patient's high-titer vaccine viremia and possibly related minor genetic anomalies provide clues to exploring the etiology of YEL-AVD...
Inhibition of T helper 2-type responses, IgE production and eosinophilia by synthetic lipopeptidesCezmi A Akdis
Swiss Institute of Allergy and Asthma Research, Davos, Switzerland
Eur J Immunol 33:2717-26. 2003..These results demonstrate that stimulation of TLR-2 by lipopeptides represents a novel way for possible treatment of allergy and asthma by regulating the disrupted cytokine balance...
Research Grants
- POLARIZING T CELL RESPONSES IN VIVO WITH DENDRITIC CELLSBali Pulendran; Fiscal Year: 2009..Such insights should be of great value in the design of novel therapeutic approaches in the control and prevention of autoimmune diseases. ..
- ANTHRAX TOXIN, DENDRITIC CELLS AND ADAPTIVE IMMUNITYBali Pulendran; Fiscal Year: 2006....
- MICROBES, DENDRITIC CELL SUBSETS AND T-CELL IMMUNITYBali Pulendran; Fiscal Year: 2007....
- MICROBES, DENDRITIC CELL SUBSETS AND T-CELL IMMUNITYBali Pulendran; Fiscal Year: 2003..It should also offer novel strategies for manipulating immune responses in clinical settings. ..
- POLARIZING T CELL RESPONSES IN VIVO WITH DENDRITIC CELLSBali Pulendran; Fiscal Year: 2004..It should also ultimately permit more effective use of DCs for the immunotherapy of autoimmunity and infectious diseases. ..
- MODULATING HIV-IMMUNITY WITH DENDRITIC CELLSBali Pulendran; Fiscal Year: 2004..If successful, such a strategy will likely greatly advance the design of effective vaccines against HIV/AIDS in humans in the future. ..
- POLARIZING T CELL RESPONSES IN VIVO WITH DENDRITIC CELLSBali Pulendran; Fiscal Year: 2010..The focus of the present proposal is to understand how this signaling pathway in DCs, regulates inflammation, immunological tolerance and vaccine induced immunity. ..
