Microfluidic Assays for CD4 T Lymphocyte Counting: A Review

Bibliographic Details
Title: Microfluidic Assays for CD4 T Lymphocyte Counting: A Review
Authors: Zhuolun Meng, Hassan Raji, Mahtab Kokabi, Deng Zou, James Chan, Qihao Liu, Ruifeng Zhang, Mehdi Javanmard
Source: Biosensors, Vol 15, Iss 1, p 33 (2025)
Publisher Information: MDPI AG, 2025.
Publication Year: 2025
Collection: LCC:Biotechnology
Subject Terms: ASSURED criteria, CD4 counting, HIV/AIDS, microfluidics, point-of-care, Biotechnology, TP248.13-248.65
More Details: CD4 T lymphocytes play a key role in initiating the adaptive immune response, releasing cytokines that mediate numerous signal transduction pathways across the immune system. Therefore, CD4 T cell counts are widely used as an indicator of overall immunological health. HIV, one of the leading causes of death in the developing world, specifically targets and gradually depletes CD4 cells, making CD4 counts a critical metric for monitoring disease progression. As a result, accurately counting CD4 cells represents a pressing challenge in global healthcare. Flow cytometry remains the gold standard for enumerating CD4 T cells; however, flow cytometers are expensive, difficult to transport, and require skilled medical staff to prepare samples, operate the equipment, and interpret results. This highlights the critical need for novel, rapid, cost-effective, and portable methods of CD4 enumeration that are suitable for deployment in resource-limited countries. This review will survey and analyze emerging research in CD4 counting, with a focus on microfluidic systems, which represent a promising area of investigation.
Document Type: article
File Description: electronic resource
Language: English
ISSN: 2079-6374
Relation: https://www.mdpi.com/2079-6374/15/1/33; https://doaj.org/toc/2079-6374
DOI: 10.3390/bios15010033
Access URL: https://doaj.org/article/1d30e26f966a4f27b205f531a760c546
Accession Number: edsdoj.1d30e26f966a4f27b205f531a760c546
Database: Directory of Open Access Journals
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More Details
ISSN:20796374
DOI:10.3390/bios15010033
Published in:Biosensors
Language:English