浙江农业学报 ›› 2026, Vol. 38 ›› Issue (4): 781-787.DOI: 10.3969/j.issn.1004-1524.20250673

• 农产品质量安全 • 上一篇    下一篇

恩诺沙星及其代谢物在江山乌骨鸡中残留消除规律研究

钱玲玲1(), 钱鸣蓉2, 林辉3, 李锐1, 章虎1, 余紫晴1, 汪建妹1,*()   

  1. 1 浙江省农业科学院 农产品质量安全与营养研究所, 浙江 杭州 310021
    2 浙江树人学院 交叉科学研究院, 浙江 杭州 310015
    3 浙江省农业科学院 环境资源与土壤肥料研究所, 浙江 杭州 310021
  • 收稿日期:2025-11-03 出版日期:2026-04-25 发布日期:2026-05-08
  • 作者简介:汪建妹,E-mail: wangjianmei@zaas.ac.cn
    钱玲玲,主要从事农产品兽药残留检测工作。E-mail:373316903@qq.com
  • 通讯作者: 汪建妹
  • 基金资助:
    畜禽投入品及产品跟踪监测(2024);畜禽投入品及产品跟踪监测(2024R19A60D17);浙江省农业农村厅农产品质量安全隐患及风险评估项目(CTZB-2022030457-10-2023)

Study on the residue elimination pattern of enrofloxacin and its metabolites in Jiangshan black-bone chickens

QIAN Lingling1(), QIAN Mingrong2, LIN Hui3, LI Rui1, ZHANG Hu1, YU Ziqing1, WANG Jianmei1,*()   

  1. 1 Institute of Agro-Product Safety and Nutrition, Zhejiang Academy of Agricultural Sciences, Hangzhou 310021, China
    2 Interdisciplinary Research Academy, Zhejiang Shuren University, Hangzhou 310015, China
    3 Institute of Environment, Resource, Soil and Fertilizer, Zhejiang Academy of Agricultural Sciences, Hangzhou 310021, China
  • Received:2025-11-03 Published:2026-04-25 Online:2026-05-08
  • Contact: WANG Jianmei

摘要:

为研究恩诺沙星及其代谢物(环丙沙星)在江山乌骨鸡中的残留消除规律,选取76羽大小一致、公母各半、饲养条件相同的江山乌骨鸡,在97~107日龄期间,以每升水0.75 g恩诺沙星可溶性粉的剂量连续给药5 d。停药后第5、7、10、14、21、28、42 天,分别采集鸡肉、鸡肝、鸡肾、鸡皮脂,采用液相色谱-串联质谱法检测恩诺沙星及其代谢物的残留量,并用WT1.4计算软件分别拟合恩诺沙星及其代谢物在公鸡与母鸡体内的休药期。结果显示,母鸡体内肌肉、肝、肾和皮脂的休药期分别为148.2、17.6、57.4和232.3 d,公鸡体内分别为115.2、19.1、60.7和259.9 d。为保证江山乌骨鸡体内恩诺沙星残留符合法规要求,建议休药期不低于260 d。

关键词: 恩诺沙星, 残留, 江山乌骨鸡, 休药期

Abstract:

To study the residue elimination pattern of enrofloxacin and its metabolites (ciprofloxacin) in Jiangshan black-bone chickens, 76 Jiangshan black-bone chickens, of similar size, half roosters and half hens, were raised under the same feeding conditions until 97-107 days of age. Enrofloxacin soluble powder was administered continuously at a dose of 0.75 g per liter of drinking water for 5 d. Samples of muscle, liver, kidney and sebum were collected at 5, 7, 10, 14, 21, 28 and 42 d after drug withdrawal. The residues of enrofloxacin and its metabolites were detected using liquid chromatography-tandem mass spectrometry. The withdrawal periods for enrofloxacin and its metabolite in roosters and hens were calculated using WT1.4 software. The results showed that the withdrawal periods in hens were 148.2, 17.6, 57.4 and 232.3 d for muscle, liver, kidney and sebum, respectively; in roosters, the withdrawal periods were 115.2, 19.1, 60.7 and 259.9 d, respectively. To ensure that enrofloxacin residues in Jiangshan black-bone chicken meet the regulatory requirements, it is recommended that the withdrawal period be set at no less than 260 d.

Key words: enrofloxacin, residue, Jiangshan black-bone chicken, withdrawal period

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