{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,18]],"date-time":"2026-03-18T00:37:55Z","timestamp":1773794275067,"version":"3.50.1"},"reference-count":78,"publisher":"Wiley","issue":"1","license":[{"start":{"date-parts":[[2025,2,10]],"date-time":"2025-02-10T00:00:00Z","timestamp":1739145600000},"content-version":"vor","delay-in-days":40,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"},{"start":{"date-parts":[[2025,1,1]],"date-time":"2025-01-01T00:00:00Z","timestamp":1735689600000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Journal of Immunology Research"],"published-print":{"date-parts":[[2025,1]]},"abstract":"<jats:p>\n                    Leishmaniasis is a group of parasitic diseases whose etiological agent is the protozoa\n                    <jats:italic>Leishmania<\/jats:italic>\n                    . These diseases afflict impoverished populations in tropical and subtropical regions and affect wild and domestic animals. Canine leishmaniasis is a global disease mostly caused by\n                    <jats:italic>L. infantum<\/jats:italic>\n                    . Dogs are recognized as a good reservoir since harbor the infection long before developing the disease, facilitating parasite transmission. Furthermore, there is growing evidence that dogs may also be the reservoir of the American\n                    <jats:italic>Leishmania<\/jats:italic>\n                    spp. as\n                    <jats:italic>L. amazonensis<\/jats:italic>\n                    . The innate immune response is the first defense line against pathogens, which includes natural killer (NK) and dendritic cells (DCs). By recognizing and ultimately destroying infected cells, and by secreting immune mediators that favor inflammatory microenvironments, NK cells take the lead in the infectious process. When interacting with\n                    <jats:italic>Leishmania<\/jats:italic>\n                    parasites, DCs become activated and play a key role in driving the host immune response. While activated DCs can modulate NK cell activity,\n                    <jats:italic>Leishmania<\/jats:italic>\n                    parasites can directly activate NK cells by interacting with innate immune receptors. Once activated, NK cells can engage in a bidirectional interplay with DCs. However, the complexity of these interactions during\n                    <jats:italic>Leishmania<\/jats:italic>\n                    infection makes it challenging to fully understand the underlying processes. To further explore this, the present study investigated the dynamic interplay established between monocyte\u2010derived DCs (moDCs) and putative NK (pNK) cells of dogs during\n                    <jats:italic>Leishmania<\/jats:italic>\n                    infection. Findings indicate that the crosstalk between moDCs exposed to\n                    <jats:italic>L. infantum<\/jats:italic>\n                    or\n                    <jats:italic>L. amazonensis<\/jats:italic>\n                    and pNK cells enhances chemokine upregulation, potentially attracting other leukocytes to the site of infection. pNK cells activated by\n                    <jats:italic>L. infantum<\/jats:italic>\n                    infected DCs upregulate\n                    <jats:italic>IL-10<\/jats:italic>\n                    , which can lead to a regulatory immune response while moDCs exposed to\n                    <jats:italic>L. amazonensis<\/jats:italic>\n                    induced pNK cells to overexpress\n                    <jats:italic>IFN-\u03b3<\/jats:italic>\n                    and\n                    <jats:italic>IL-13<\/jats:italic>\n                    , favoring a mix of pro\u2010 and anti\u2010inflammatory response. In addition, parasite\u2010derived extracellular vesicles (EVs) can modulate the host immune response by stimulating the upregulation of anti\u2010inflammatory cytokines and perforin release, which may impact infection outcomes. Thus,\n                    <jats:italic>Leishmania<\/jats:italic>\n                    and parasitic EVs can influence the bidirectional interplay between canine NK cells and DCs.\n                  <\/jats:p>","DOI":"10.1155\/jimr\/3176927","type":"journal-article","created":{"date-parts":[[2025,2,11]],"date-time":"2025-02-11T01:39:31Z","timestamp":1739237971000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":2,"title":["Unveiling the Interplay Between Dendritic Cells and Natural Killer Cells as Key Players in\n                    <i>Leishmania<\/i>\n                    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