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Skin Sensitization: Local Lymph Node Assay: BrdU-Flow Cytometry Method (LLNA: BrdU-FCM) (Draft)
Local Title:
《皮肤变态反应：局部淋巴结试验：BrdU-FCM（征求意见稿）》及起草说明
Country/Region:
Chinese Mainland
Competent Authority:
National Institutes for Food and Drug Control
Type:
Guideline
Status:
Invalid
Release Date:
2025-06-24
Implementation Date:
/
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ZH
 Official Skin Sensitization: Local Lymph Node Assay: BrdU-Flow Cytometry Method (LLNA: BrdU-FCM) (Draft)
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Skin Sensitization: Local Lymph Node Assay: BrdU-Flow Cytometry Method (LLNA: BrdU-FCM) (Draft)
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Summary

On June 24, 2025, China National Institutes for Food and Drug Control (NIFDC) released a notice, soliciting public comments on nine cosmetic standards. This method stipulates the basic principles and test requirements of the local lymph node assay (LLNA: BrdU-FCM). This method is suitable for the detection of skin allergic reactions to chemical ingredients intended for cosmetic use.

History
2026-01-12
Skin Sensitization: Local Lymph Node Assay: BrdU-Flow Cytometry Method（LLNA: BrdU-FCM）
In force
Release Date: 2026-01-12
Implementation Date : 2026-07-01
2025-06-24
Skin Sensitization: Local Lymph Node Assay: BrdU-Flow Cytometry Method (LLNA: BrdU-FCM) (Draft)
Invalid
Release Date: 2025-06-24
Implementation Date : /
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