The yin and yang functions of extracellular ATP and adenosine in tumor immunity

L Feng, Y Cai, M Zhu, L Xing, X Wang - Cancer cell international, 2020 - Springer
Extracellular adenosine triphosphate (eATP) and its main metabolite adenosine (ADO)
constitute an intrinsic part of immunological network in tumor immunity. The concentrations …

Purinergic modulation of the immune response to infections

N Eberhardt, G Bergero, YL Mazzocco Mariotta… - Purinergic …, 2022 - Springer
Infectious diseases are caused by the invasion of pathogenic microorganisms such as fungi,
bacteria, viruses, and parasites. After infection, disease progression relies on the complex …

Extracellular vesicles derived from CD73 modified human umbilical cord mesenchymal stem cells ameliorate inflammation after spinal cord injury

X Zhai, K Chen, H Yang, B Li, T Zhou, H Wang… - Journal of …, 2021 - Springer
Background Spinal cord injury (SCI) is an inflammatory condition, and excessive adenosine
triphosphate (ATP) is released into the extracellular space, which can be catabolized into …

T lymphocyte exhaustion during human and experimental visceral leishmaniasis

JC Costa-Madeira, GB Trindade, PHP Almeida… - Frontiers in …, 2022 - frontiersin.org
A key point of immunity against protozoan Leishmania parasites is the development of an
optimal T cell response, which includes a low apoptotic rate, high proliferative activity and …

Protective or detrimental? understanding the role of host immunity in leishmaniasis

C dos Santos Meira, L Gedamu - Microorganisms, 2019 - mdpi.com
The intracellular protozoan parasites of the genus Leishmania are the causative agents of
leishmaniasis, a vector-borne disease of major public health concern, estimated to affect 12 …

HIF-1α is a key regulator in potentiating suppressor activity and limiting the microbicidal capacity of MDSC-like cells during visceral leishmaniasis

A Hammami, BM Abidin, T Charpentier, A Fabié… - PLoS …, 2017 - journals.plos.org
Leishmania donovani is known to induce myelopoiesis and to dramatically increase
extramedullary myelopoiesis. This results in splenomegaly, which is then accompanied by …

Conversion of asymptomatic infection to symptomatic visceral leishmaniasis: A study of possible immunological markers

VNR Das, S Bimal, NA Siddiqui, A Kumar… - PLoS neglected …, 2020 - journals.plos.org
Introduction Presence of asymptomatic individuals in endemic areas is common. The
possible biomarkers in asymptomatic individuals once they get exposed to infection as well …

[HTML][HTML] Altered purinergic P2X7 and A2B receptors signaling limits macrophage-mediated host defense in schistosomiasis

ML Thorstenberg, MDA Martins, NF Oliveira… - Biomedical Journal, 2024 - Elsevier
Background The occurrence of co-infections during schistosomiasis, a neglected tropical
disease, with other parasites have been reported suggesting an impaired host immune …

[HTML][HTML] Purinergic signaling and infection by Leishmania: a new approach to evasion of the immune response

AB de Figueiredo, MC Souza-Testasicca, LCC Afonso - biomedical journal, 2016 - Elsevier
Infection by protozoan parasites is part of the most common Tropical Neglected Diseases. In
the case of leishmaniasis, several millions of people are at risk of contracting the disease. In …

Leishmania amazonensis-Induced cAMP Triggered by Adenosine A2B Receptor Is Important to Inhibit Dendritic Cell Activation and Evade Immune Response in …

AB Figueiredo, MC Souza-Testasicca… - Frontiers in …, 2017 - frontiersin.org
Differently from others Leishmania species, infection by the protozoan parasite L.
amazonensis is associated with a lack of antigen-specific T-cell responses. Dendritic cells …