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李先生年过半百,事业有成,身体也发福了。这几年血脂升高困扰着他,治疗已两年了,效果不明显,有时复查不见降低反而升高了一些,使他扑朔迷离。近来几天长假,决心去找中学时期的老同学—医学家赵教授。 老朋友相见,分外亲热,相互寒喧了几句之后,李先生迫不及待,开门见山地说出了原由。赵教授思忖了片刻后说:这个问题比较复杂,可以从以下几个方面来了解。 1.血脂的概念:血脂是指血浆中所含的脂类,包括总胆固醇(TC)、甘油三酯(TG)、磷脂和非酯化脂肪酸等。血脂不溶于水,在血中与蛋白质结合形成脂蛋白才能溶解和运输。血浆脂蛋白主要由蛋白质、胆固醇和甘油三酯组成。应用超速离心法将各种脂蛋
Mr. Lee is over half a year, successful career, the body is also fat. In recent years, elevated blood lipids plagued him, the treatment has been for two years, the effect is not obvious, and sometimes the review did not reduce the lower but increased some confusing. In recent days, it is determined to go to the old classmate in middle school - Professor Zhao, a medical scientist. Meet old friends, exceptionally affectionate, a few words of mutual frictions, Mr. Lee can not wait, straight to the ground to say the reason. After thinking for a moment, Professor Zhao said: This issue is more complicated and can be understood from the following aspects. 1. The concept of blood lipids: Blood lipids are the lipids contained in the plasma, including total cholesterol (TC), triglycerides (TG), phospholipids and non-esterified fatty acids. Lipids are insoluble in water and bind to proteins in the blood to form lipoproteins for dissolution and transport. Plasma lipoproteins consist mainly of protein, cholesterol and triglycerides. Application of ultracentrifugation will be a variety of fat eggs