ArticleCancer biology & medicine2024
Blockade of CD300A enhances the ability of human NK cells to lyse hematologic malignancies.
Article in Cancer biology & medicine, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.
What it found
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Who cites it
5 citing papers in PubMed, 4 citations in OpenAlex.
- CD300a as a Potential Immune Checkpoint in Breast Cancer: Insights from in vivo and in vitro Models.International archives of allergy and immunology · 2026Article
- Coexpression of GITRL confers resistance to Treg cell-mediated immunosuppression to anti-CD19 CAR-NK cells.Frontiers in immunology · 2026Article
- CD300a: An Innate Immune Checkpoint Shaping Tumor Immunity and Therapeutic Opportunity.Cancers · 2025Review
- Universal protection of allogeneic T-cell therapies from natural killer cells via CD300a agonism.Blood advances · 2025Article
- Research Hotspots and Trends of NK Cell Immunotherapy for Acute Myeloid Leukemia: A Bibliometric Analysis From 2000 to 2023.Cancer control : journal of the Moffitt Cancer CenterReview
Corrections and comments
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Authors and funding
9 authors at 1 institution in 1 country.
Funding
Abstract
objectiveThe human cluster of differentiation (CD)300A, a type-I transmembrane protein with immunoreceptor tyrosine-based inhibitory motifs, was investigated as a potential immune checkpoint for human natural killer (NK) cells targeting hematologic malignancies (HMs).
methodsWe implemented a stimulation system involving the CD300A ligand, phosphatidylserine (PS), exposed to the outer surface of malignant cells. Additionally, we utilized CD300A overexpression, a CD300A blocking system, and a xenotransplantation model to evaluate the impact of CD300A on NK cell efficacy against HMs in
resultsOur findings indicated that PS hampers the function of NK cells. Increased CD300A expression inhibited HM lysis by NK cells. CD300A overexpression shortened the survival of HM-xenografted mice by impairing transplanted NK cells. Blocking PS-CD300A signals with antibodies significantly amplified the expression of lysis function-related proteins and effector cytokines in NK cells, thereby augmenting the ability to lyse HMs. Clinically, heightened CD300A expression correlated with shorter survival and an "exhausted" phenotype of intratumoral NK cells in patients with HMs or solid tumors.
conclusionsThese results propose CD300A as a potential target for invigorating NK cell-based treatments against HMs.
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.