Eating more grapes and apples can prevent liver cancer

Dr Liu Ming, vice president of the Fourth Affiliated Hospital of Harbin Medical University, applied for the project of National Natural Science Foundation - the role of fruit in the prevention of liver cancer has been approved The result of this study is that some fruit extracts can be used to produce pharmaceutical preparations or oral liquid, which is convenient for the high-risk population of liver cancer When Liu Ming studied in the United States in 2002, he found a kind of fruit called raspberry, which is rich in tannic acid Liu Ming mixed tannic acid with liver cancer cells and found that tannic acid can inhibit tumor growth After returning home, Liu Ming found that grapes, apples and other fruits also have cancer prevention effects in his research Among them, grape skin contains anthocyanins, flavonoids, plant polyphenols and other high-efficiency anticancer substances, while from grapes and apples, it can extract substances with antioxidation, inhibition of tumor cell proliferation and promotion of neovascularization It is found that if people with hepatitis B virus, long-term consumption of moldy food in rural areas and high-risk population with family genetic history eat raspberry, grape and other fruits for a long time, they can effectively prevent primary liver cancer As for how to eat fruits reasonably, Dr Liu Ming put forward three suggestions: first, eat at least two kinds of fruits such as grapes, apples or oranges every day, and the effect is better if they are eaten with more than three kinds of vegetables such as cauliflower, tomatoes and carrots; second, soak and wash the fruits such as grapes and apples, and then eat them with the skin; third, the daily intake of vegetables and fruits is not Less than 400-500g, and as many varieties of fruits and vegetables as possible.