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第196章 土方法制作青霉素(1 / 2)

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“还有就是,朝廷派来剿灭强盗的官兵,还有可能鱼肉百姓,这就是西医的副作用。”

“此外,村民如果和官兵不对付,惹怒了官兵。朝廷派来剿灭强盗的官兵,还有可能连村民一起给杀了,这就是西药过敏引起病人死亡。”

“嗯,嗯。”人群听的是不住的点头。

秦宇讲的太通俗易懂了,听不明白的几乎没有。

“此外,中医还有一个好处。”秦宇道,“当村民学会了武功,学会了用刀枪,自身也会变强大起来,以后就不会惧怕强盗了,这就叫提高免疫力。”

“中医是研究自然,用自然中的植物来治病,人本来就是生活在自然当中,因此比较符合自然生存法则。而西医则是利用化学反应,制造出自然界没有的药物,在可视的仪器下治病,更尊重科技事实。”

饭团探书

“有道理!”人群纷纷说道。

“行了,那么我们现在再来了解细菌。”秦宇道,“中医根本没有意识到细菌的存在,因为没有显微镜。因此在这一方面,中医比西医落后很多。”

“因此在面对性情凶悍,人数众多,且武器更加先进的强盗团伙的时候。光是教村民练武,给他们刀枪,是根本来不及的,必须得靠朝廷派精锐的官兵来绞杀。如果没有强而有力的剿杀,村民们会被屠戮干净。”

“而青霉素,无疑就是一批最精锐的官兵。”

“那么问题来了,该怎么样用土方法制作青霉素呢?”秦宇说道,“二战时期,因为资源的贵乏,倭国便鼓励民间大量制作青霉素。由此可见,此法的可行性还是不错的。”

“首先,要从发霉的物体上提取青霉。例如,橘子,青瓜等等,最好是哈密瓜。”秦宇说完,还转身在黑板上板书了下来,方便学生们记录。

而学生们也没有让他失望,一个个不但听的认真,还全都记录在本子上。

“用来培养青霉的物质数量要非常多,因为至少要做几十次,甚至上百次试验,才有可能提取出合适的青霉菌种。”

“第二步,用谷物,高淀粉薯类,煮成的汁混合用米汤,做成培养基的溶液。”

“第三步,在培养基里面放入青霉。”

“一周之后,就能从繁殖的青霉当中,提取药效成分。”

“在提取青霉的同时,要从病人身上提取一种叫葡萄球菌的细菌,用它来做测试青霉素的药效。”

“一周之后进行第四步。首先把培养液在漏斗中过滤,然后在过滤的液体中注入菜油放入木桶搅拌,这样桶中的液体就会分为三层。”

“取最下面的那层水备用,那层水就是有青霉素的水。”

“接下来,就是从有青霉素的水中,剔除不纯物质。就是第五步,把青霉素溶液,注入已经消过毒的碳粉里面,再次搅拌,碳粉会把青霉素吸收进去。”

“将碳粉放入容器,注入煮沸过的纯净蒸馏水,不纯物质就会被洗出来。”

“接下来倒入用醋做成的酸性水,青霉素是弱酸物质,不会融于酸性水,这一步,是进一步去除碱性不纯物。”

“再接着是倒入碱性苏打水,这样青霉素就会从碳粉中溶解出来。”

“然后流出的就是较高纯度的青霉素溶液了。”

“最后一步就是检测步骤了,把青霉素溶液倒入葡萄球菌培养皿当里,盖上盖子等几天。如果没有什么变化,说明这个青霉素溶液并没有做成功。”

“相反,如果滴入的溶液周围,出现圆圈的话,说明青霉素已经驱散了葡萄球菌,也就是说这个培养液,是制作成功了。”

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