Search Results - "Ismail, Nevien"
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Neutrophil-dendritic cell interaction plays an important role in live attenuated Leishmania vaccine induced immunity
Published in PLoS neglected tropical diseases (01-02-2022)“…Neutrophils are involved in the initial host responses to pathogens. Neutrophils can activate T cell responses either independently or through indirect…”
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Live Attenuated Leishmania donovani Centrin Gene-Deleted Parasites Induce IL-23-Dependent IL-17-Protective Immune Response against Visceral Leishmaniasis in a Murine Model
Published in The Journal of immunology (1950) (01-01-2018)“…No vaccine exists against visceral leishmaniasis. To develop effective vaccines, we have previously reported protective role of live attenuated centrin…”
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Deletion of MIF gene from live attenuated LdCen−/− parasites enhances protective CD4+ T cell immunity
Published in Scientific reports (05-05-2023)“…Vaccination with live attenuated Leishmania parasites such as centrin deleted Leishmania donovani ( LdCen −/− ) against visceral leishmaniasis has been…”
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Preclinical validation of a live attenuated dermotropic Leishmania vaccine against vector transmitted fatal visceral leishmaniasis
Published in Communications biology (30-07-2021)“…Visceral Leishmaniasis (VL), a potentially fatal disease is caused by Leishmania donovani parasites with no vaccine available. Here we produced a dermotropic…”
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miR-21 Expression Determines the Early Vaccine Immunity Induced by LdCen -/- Immunization
Published in Frontiers in immunology (24-09-2019)“…No vaccine exists against visceral leishmaniasis. Toward developing vaccines against VL, we have reported previously on the immunogenicity of live attenuated…”
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Immunization with Live Attenuated Leishmania donovani Centrin -/- Parasites Is Efficacious in Asymptomatic Infection
Published in Frontiers in immunology (12-12-2017)“…Currently, there is no vaccine against visceral leishmaniasis (VL). Toward developing an effective vaccine, we have reported extensively on the immunogenicity…”
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Leishmania Major Centrin Gene-Deleted Parasites Generate Skin Resident Memory T-Cell Immune Response Analogous to Leishmanization
Published in Frontiers in immunology (28-03-2022)“…Leishmaniasis is a vector-borne parasitic disease transmitted through the bite of a sand fly with no available vaccine for humans. Recently, we have developed…”
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Whole genome sequencing of live attenuated Leishmania donovani parasites reveals novel biomarkers of attenuation and enables product characterization
Published in Scientific reports (05-07-2017)“…No licensed human vaccines are currently available against leishmaniasis. Several anti-leishmanial vaccines are currently undergoing testing, including…”
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Centrin-Deleted Leishmania donovani Parasites Help CD4 + T Cells to Acquire Th1 Phenotype and Multi-Functionality Through Downregulation of CD200-CD200R Immune Inhibitory Axis
Published in Frontiers in immunology (04-06-2018)“…The protozoan parasite has evolved several strategies to undermine host defense mechanisms by inducing Th2-type adaptive immunity and suppressing effector…”
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Live Attenuated Leishmania donovani Centrin Knock Out Parasites Generate Non-inferior Protective Immune Response in Aged Mice against Visceral Leishmaniasis
Published in PLoS neglected tropical diseases (31-08-2016)“…Visceral leishmaniasis (VL) caused by the protozoan parasite Leishmania donovani causes severe disease. Age appears to be critical in determining the clinical…”
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Toll-like Receptor-9 (TLR-9) Signaling Is Crucial for Inducing Protective Immunity following Immunization with Genetically Modified Live Attenuated Leishmania Parasites
Published in Pathogens (Basel) (29-03-2023)“…No human vaccine is available for visceral leishmaniasis (VL). Live attenuated centrin gene-deleted ( ) parasite vaccine has been shown to induce robust innate…”
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Centrin-deficient Leishmania mexicana confers protection against Old World visceral leishmaniasis
Published in npj vaccines (03-12-2022)“…Leishmaniasis is one of the top neglected tropical diseases with significant morbidity and mortality in low and middle-income countries (LMIC). However, this…”
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Gut Microbes Egested during Bites of Infected Sand Flies Augment Severity of Leishmaniasis via Inflammasome-Derived IL-1β
Published in Cell host & microbe (10-01-2018)“…Leishmania donovani parasites are the cause of visceral leishmaniasis and are transmitted by bites from phlebotomine sand flies. A prominent feature of…”
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Role of pro-inflammatory cytokine IL-17 in Leishmania pathogenesis and in protective immunity by Leishmania vaccines
Published in Cellular immunology (01-11-2016)“…•IL-17 is pro-inflammatory in nature and kills intracellular pathogens.•According to published studies, the role of IL-17 is contradictory in…”
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Modulation of Innate Immune Mechanisms to Enhance Leishmania Vaccine-Induced Immunity: Role of Coinhibitory Molecules
Published in Frontiers in immunology (13-05-2016)“…No licensed human vaccines are currently available against any parasitic disease including leishmaniasis. Several antileishmanial vaccine formulations have…”
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A second generation leishmanization vaccine with a markerless attenuated Leishmania major strain using CRISPR gene editing
Published in Nature communications (10-07-2020)“…Leishmaniasis is a neglected tropical disease caused by Leishmania protozoa transmitted by infected sand flies. Vaccination through leishmanization with live…”
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Immunization with Leishmania major centrin knock-out ( LmCen −/− ) parasites induces skin resident memory T cells that plays a role in protection against wild type infection ( LmWT )
Published in The Journal of immunology (1950) (01-05-2019)“…Abstract Leishmaniasis is a vector-born disease transmitted through sand fly bite with no available vaccine. Vaccination through leishmanization with…”
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Essential Role of Neutrophils in the Protective Immune Response Induced by a Live Attenuated Leishmania Vaccine
Published in The Journal of immunology (1950) (15-12-2020)“…No licensed vaccine exists against visceral leishmaniasis (VL), a disease caused by the parasite. We have previously reported both macrophages and dendritic…”
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Genetically Modified Live Attenuated Leishmania donovani Parasites Induce Innate Immunity through Classical Activation of Macrophages That Direct the Th1 Response in Mice
Published in Infection and immunity (01-10-2015)“…Visceral leishmaniasis (VL) causes significant mortality and there is no effective vaccine. Previously, we have shown that genetically modified Leishmania…”
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Identification of microRNA-21 as a biomarker in live attenuated Leishmania vaccine induced protective immunity
Published in The Journal of immunology (1950) (01-05-2017)“…Abstract No vaccine exists against visceral leishmaniasis. Towards developing an effective vaccine, we have reported extensively on the immunogenicity of live…”
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