成年性成熟非洲爪蟾长年供应Year-round supply of sexually mature adult Xenopus laevis

2026-06-12 · 中心动态Center

爪蟾资源中心现已建立标准化养殖基地,可全年稳定供应性成熟成年非洲爪蟾(Xenopus laevis)。所有供应个体均经严格健康筛查,符合实验动物使用要求。The Xenopus Resource Center has established a standardized husbandry facility with year-round stable supply of sexually mature adult Xenopus laevis. All supplied animals undergo strict health screening and meet laboratory animal use standards.

供应规格Supply specifications

项目Item规格Specification
品种SpeciesXenopus laevis非洲爪蟾African clawed frog
性别Sex雌性、雄性均有Female and male available
发育阶段Stage性成熟成体(饲养 ≥ 12 个月)Sexually mature adult (≥12 months reared)
雌性体长Female body length≥ 9 cm
供应量Availability常备库存,按需订购Stock on hand, order on demand

适用研究领域Applications

  • 卵母细胞异源表达:手术取卵,获取 Dumont V–VI 期卵母细胞,用于离子通道、受体与转运蛋白的功能研究;Oocyte heterologous expression: surgical ovariectomy to obtain stage V–VI oocytes for ion channel, receptor and transporter functional studies;
  • 激素诱导产卵:HCG/PMSG 注射诱导按需排卵,获取受精卵用于发育生物学实验;Hormone-induced spawning: HCG/PMSG injection for on-demand ovulation, obtaining fertilized eggs for developmental biology;
  • 教学实验:解剖、卵裂观察、形态学教学;Teaching: dissection, cleavage observation, morphology education;
  • 毒理学研究:成体暴露实验,评估环境污染物对两栖动物的影响。Toxicology: adult exposure assays for evaluating environmental contaminant effects on amphibians.

激素诱导产卵方案(参考)Hormonal induction protocol (reference)

方案Protocol激素Hormone剂量Dose给药方式Route潜伏期Latency
标准单次Single-doseHCG500–1000 IU(female皮下注射s.c.8–16 h
两步法Two-stepPMSG → HCG50 IU PMSG + 500 IU HCG皮下注射s.c.16 h + 8 h
雄性精液Male spermHCG100–200 IU皮下注射s.c.2–4 h

物流与配送Logistics

中心提供全国冷链配送服务(充氧运输,包装水温维持 15–20℃),通常 24–48 小时内到达。运输包装符合活体动物运输规范,到货后建议静置 1–2 小时后进行后续操作。We provide nationwide cold-chain delivery (oxygenated water-bag transport, 15–20 °C maintained), typically arriving within 24–48 hours. Packaging complies with live animal transport standards. Upon arrival, allow 1–2 hours acclimation before use.

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