52.From Mr.Obama’s message we know      

A. relations between Japan and US will be strengthened

B. US will open “a new chapter”for relations with Korea

C. Iran has good relations with the rest of the world

D. US will improve its relations with Iran in economy

D

Starting the day on an egg could kee

p your blood pressure(血压)under control, research suggests. Scientists have shown that eggs produce proteins with a function similar to that of powerful blood pressure-lowering drugs.

The research ,from the University of Alberta in Canada, showed that when eggs come in contact with stomach enzymes(酶)they produce a protein that acts in the same way as Ace inhibitors effective , but more work is needed to show the effects outside a lab and in the human body.

Earlier this month, British researchers declared that, contrary to popular beliefs, it is healthy to go to work on an egg. They concluded that the type of cholesterofl(胆固醇)found in eggs has little effect on increasing heart disease risks.

Researcher Professor Bruce Griffin, from the University of Surrey, said:“The wrong beliefs linking egg eating to high blood cholesterol and heart disease must be corrected . The aumout of fat in our diet has an effect on blood cholesterol that is several times greater than the relatively small amounts of cholesterol found in eggs. The UK public do not need to be limiting the number of eggs they eat. They can be encouraged to include them in a healthy diet as they are one of natuee’s most nutritious foods.”