Clinical Information Discusses physiology, pathophysiology, and general clinical aspects, as they relate to a laboratory test. Carcinoembryonic antigen (CEA) is a glycoprotein normally found in embryonic entodermal epithelium.
Europe's Coldest Cities in Summer. Europe's northernmost city has the continent's coolest summers. No other major city stays anywhere as tepid as ReykjavÃ­k, Iceland, where maximum temperatures average a meagre 12.7 degrees Celsius (54.8 degrees Fahrenheit). That's over five degrees Celsius (10 Â°F) lower than the next coldest city, Leeds.
The weather in March will feel almost summer-like for tourists from northern and continental Europe. The average temperature on any given day is 18.6Â°C. The low can dip down to 15.4Â°C with a high of up to 21.8Â°C. The average sea temperature is 19Â°C, but it will be warming by the end of the month.