CN108543059A - 一种鱼类微囊藻毒素解毒剂及使用方法 - Google Patents
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Abstract
本发明公开了一种鱼类微囊藻毒素解毒剂及使用方法,包括独立包装的黄芪总黄酮和谷胱甘肽。黄芪总黄酮和谷胱甘肽的质量份数比为(100‑150):(60‑90)。将黄芪总黄酮溶于酒精溶液制成溶液A,谷胱甘肽溶解于水制成溶液B,植物油作为溶液C;将溶液A均匀喷洒于饲料表面,每公斤饲料喷洒100‑150mg黄芪总黄酮;待乙醇挥发完全后,将溶液B均匀喷洒于饲料表面,每公斤饲料喷洒60‑90mg谷胱甘肽;将溶液C均匀喷洒于饲料表面;将经过上述过程制作的饲料连续投喂微囊藻毒素中毒鱼类,3‑5天为一疗程。本发明使用简单方便,无毒副作用,不产生耐药性,不污染水体环境,可有效清除鱼体内ROS,诱导其解毒基因GST表达,显著缓解鱼类微囊藻毒素中毒症状,为鱼类微囊藻毒素中毒症的防治提供了新的药物和方法。
Description
技术领域
本发明涉及鱼类环境毒素解毒剂及使用方法,尤其是涉及一种鱼类微囊藻毒素解毒剂及使用方法。
背景技术
近年来鱼类养殖水体中蓝藻水华频繁爆发,导致水中微囊藻毒素(Microcystins,MCs)含量增加。微囊藻毒素是微囊藻、鱼腥藻、束丝藻、颤藻等养殖水体中常见有毒蓝藻产生的单环七肽类毒素,具有强烈的肝毒性、促癌活性和肾毒性,对淡水鱼养殖造成了极大的危害,自然界中常见MC-LR、MC-RR、MC-YR三种异构体。养殖水体中的食用鱼类会通过鳃、口和上皮细胞等途径摄取水体中的微囊藻毒素,主要积累到肝脏和肾脏等组织中。
微囊藻毒素经典致毒机制是不可逆地抑制肝脏细胞中蛋白磷酸酶1(proteinphosphatase 1,PP1)和2A(protein phosphatase 2A,PP2A)的活性,导致蛋白质的过磷酸化,同时微囊藻毒素可引起鱼体内活性氧(Reactive oxygen species,ROS)的大量产生,从而对DNA造成氧化损伤,并可以激活细胞内核酸内切酶,造成DNA链的无规律断裂。
目前的微囊藻毒素的防治技术多集中在降低或去除水体中的蓝藻或微囊藻毒素,包括:使用机械法清除蓝藻水华(裴毅,黄维,陈飞勇,等,2009)、使用活性炭吸附法去除水中微囊藻毒素(李莉,袁倩倩,李倩,等,2017)、使用化学药剂氧化法去除水中蓝藻(潘海祥,楼小平,邵王芳,2013)、利用微囊藻毒素降解菌降解微囊藻毒素MC-LR(CN201710782159.7)、利用碳纳米管去除水中微囊藻毒素(CN200310101678.0)、利用辐照降解水体中微囊藻毒素MC-RR(CN200510037642.X)。这些方法均是针对降低环境水体中微囊藻毒素浓度而设计,不能有效缓解鱼类微囊藻毒素中毒症状。
谷胱甘肽-S-转移酶(Glutathione-S-transferase,GST)催化的加合排毒过程在微囊藻毒素去毒代谢过程中具有十分重要的作用,饲料中添加谷胱甘肽对微囊藻毒素染毒尼罗罗非鱼GST基因表达有诱导作用(王琳,梁旭方,陈晓艳,2010),潘宏涛和卢亚萍使用谷胱甘肽和川芎嗪配伍防治鱼类蓝藻毒素中毒症(CN105816851A)。
黄酮总黄酮是黄芪的主要生物活性物质之一,具有抗氧化、抗病毒、抗突变、调节免疫、抗心肌缺血(CN200710021630.7)、抗肿瘤(CN200610172272.5)和防治糖尿病肾病(CN101766678A)等方面的作用,然而,黄芪总黄酮对鱼类微囊藻毒素的防治效果,国内外尚无报道。
发明内容
本发明所要解决的技术问题是,提出一种鱼类微囊藻毒素解毒剂及使用方法,通过将黄芪总黄酮、谷胱甘肽两种药物配伍使用,在治疗鱼类微囊藻毒素中毒症方面取得了理想的效果,为鱼类微囊藻毒素中毒症的防治提供了新的药物和方法。
为了解决上述技术问题,本发明采用的技术方案是:本发明的鱼类微囊藻毒素解毒剂,包括独立包装的黄芪总黄酮和谷胱甘肽。
黄芪总黄酮和谷胱甘肽的质量份数比为(100-150):(60-90)。
上述鱼类微囊藻毒素解毒剂的使用方法,包括以下步骤:
(1)将黄芪总黄酮溶于酒精溶液制成溶液A,谷胱甘肽溶解于水制成溶液B,植物油作为溶液C;
(2)将溶液A均匀喷洒于饲料表面,每公斤饲料喷洒100-150mg黄芪总黄酮;
(3)待乙醇挥发完全后,将溶液B均匀喷洒于饲料表面,每公斤饲料喷洒60-90mg谷胱甘肽;
(4)将溶液C均匀喷洒于饲料表面;
(5)将经过上述过程制作的饲料连续投喂微囊藻毒素中毒鱼类,3-5天为一疗程。
所述溶液A的浓度为50-100g/L,所述溶液B的浓度为40-60g/L。
该解毒剂由两种独立包装的组分构成,分别为黄芪总黄酮、谷胱甘肽。
本发明的有益效果是:制备和使用简单方便,无毒副作用,不产生耐药性,不污染水体环境,可有效清除鱼体内ROS,诱导其解毒基因GST表达,显著缓解鱼类微囊藻毒素中毒症状。
附图说明
图1是本发明对微囊藻毒素染毒草鱼血液中ROS含量的影响图;图2是本发明对微囊藻毒素染毒草鱼肝胰脏中GST基因相对表达量的影响图。
具体实施方式
下面结合附图和具体实施例对本发明进行进一步说明:
本发明的鱼类微囊藻毒素解毒剂,包括独立包装的黄芪总黄酮和谷胱甘肽。
黄芪总黄酮和谷胱甘肽的质量份数比为(100-150):(60-90)。
上述鱼类微囊藻毒素解毒剂的使用方法,包括以下步骤:
(1)将黄芪总黄酮溶于酒精溶液制成溶液A,谷胱甘肽溶解于水制成溶液B,植物油作为溶液C;
(2)将溶液A均匀喷洒于饲料表面,每公斤饲料喷洒100-150mg黄芪总黄酮;
(3)待乙醇挥发完全后,将溶液B均匀喷洒于饲料表面,每公斤饲料喷洒60-90mg谷胱甘肽;
(4)将溶液C均匀喷洒于饲料表面;
(5)将经过上述过程制作的饲料连续投喂微囊藻毒素中毒鱼类,3-5天为一疗程。
所述溶液A的浓度为50-100g/L,所述溶液B的浓度为40-60g/L。
实施例1:
利用本发明治疗患微囊藻毒素中毒症草鱼。养殖池塘面积8亩,草鱼规格650-700g/尾,养殖量450尾/亩。
(1)将11g黄芪总黄酮溶于1500ml70%酒精中,制成溶液A;将6g谷胱甘肽溶解于100ml水中,制成溶液B;500ml的花生油作为溶液C;
(2)将溶液A均匀喷洒于75kg饲料表面;
(3)待乙醇挥发完全后,将溶液B均匀喷洒于饲料表面;
(4)将溶液C均匀喷洒于饲料表面;
(5)上述步骤制成一天用量的药饵,将药饵投喂微囊藻毒素中毒鱼类,3至5天为一疗程。
实施例2:
利用本发明治疗患微囊藻毒素中毒症草鱼。养殖池塘面积20亩,草鱼规格660-695g/尾,养殖量500尾/亩。
(1)将24g黄芪总黄酮溶于3000ml70%酒精中,制成溶液A;将14g谷胱甘肽溶解于200ml水中,制成溶液B;1000ml的花生油作为溶液C;
(2)将溶液A均匀喷洒于160kg饲料表面;
(3)待乙醇挥发完全后,将溶液B均匀喷洒于饲料表面;
(4)将溶液C均匀喷洒于饲料表面;
(5)上述步骤制成一天用量的药饵,将药饵投喂微囊藻毒素中毒鱼类,3至5天为一疗程。
实施例3:
利用本发明治疗患微囊藻毒素中毒症草鱼。养殖池塘面积10亩,草鱼规格450-480g/尾,养殖量430尾/亩。
(1)将10g黄芪总黄酮溶于1500ml70%酒精中,制成溶液A;将5.5g谷胱甘肽溶解于100ml水中,制成溶液B;500ml的花生油作为溶液C;
(2)将溶液A均匀喷洒于65kg饲料表面;
(3)待乙醇挥发完全后,将溶液B均匀喷洒于饲料表面;
(4)将溶液C均匀喷洒于饲料表面;
(5)上述步骤制成一天用量的药饵,将药饵投喂微囊藻毒素中毒鱼类,3至5天为一疗程。
如图1、2所示,通过将黄芪总黄酮、谷胱甘肽两种药物配伍使用,在治疗鱼类微囊藻毒素中毒症方面取得了理想的效果。在使用本发明24h后,患微囊藻毒素中毒症草鱼血液ROS值为807.65U/ml,该值48h后为610.23U/ml,72h后为513.87U/ml,96h后为395.16U/ml,120h后为369.45U/ml,均显著低于相应时间未使用本发明的患病草鱼(24h,1053.16U/ml;48h,1026.11U/ml;72h,995.58U/ml;96h,899.37U/ml;120h,875.93U/ml);在使用本发明24h后,患微囊藻毒素中毒症草鱼肝胰脏中GST基因相对表达量为0.32,该值48h后为0.53,72h后为0.55,96h后为0.71,120h后为0.63,除24h外,均显著高于相应时间未使用本发明的患病草鱼(24h,0.28;48h,0.30;72h,0.35;96h,0.39;120h,0.37)。上述数据表明,本发明可显著降低患微囊藻毒素中毒症草鱼体内的ROS浓度,进而降低其对鱼体的损伤,可诱导患病草鱼体内解毒基因GST的表达,促进鱼体内毒素的排解,为鱼类微囊藻毒素中毒症的防治提供了新的药物和方法。
以上所述的实施例仅用于说明本发明的技术思想及特点,其目的在于使本领域内的技术人员能够理解本发明的内容并据以实施,不能仅以本实施例来限定本发明的专利范围,即凡本发明所揭示的精神所作的同等变化或修饰,仍落在本发明的专利范围内。
Claims (4)
1.一种鱼类微囊藻毒素解毒剂,其特征在于,包括独立包装的黄芪总黄酮和谷胱甘肽。
2.根据权利要求1所述鱼类微囊藻毒素解毒剂,其特征在于,黄芪总黄酮和谷胱甘肽的质量份数比为(100-150):(60-90)。
3.如权利要求1所述鱼类微囊藻毒素解毒剂的使用方法,其特征在于,包括以下步骤:
(1)将黄芪总黄酮溶于酒精溶液制成溶液A,谷胱甘肽溶解于水制成溶液B,植物油作为溶液C;
(2)将溶液A均匀喷洒于饲料表面,每公斤饲料喷洒100-150mg黄芪总黄酮;
(3)待乙醇挥发完全后,将溶液B均匀喷洒于饲料表面,每公斤饲料喷洒60-90mg谷胱甘肽;
(4)将溶液C均匀喷洒于饲料表面;
(5)将经过上述过程制作的饲料连续投喂微囊藻毒素中毒鱼类,3-5天为一疗程。
4.根据权利要求3所述鱼类微囊藻毒素解毒剂的使用方法,其特征在于,所述溶液A的浓度为50-100g/L,所述溶液B的浓度为40-60g/L。
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