The primary function of most endospores is to ensure the survival of a bacterium through periods of environmental stress. They are therefore resistant to ultraviolet and gamma radiation, desiccation, lysozyme, temperature, starvation, and chemical disinfectants.
Recurring Cold & Flu Symptoms. Hi, I've been struggling for the last 5 weeks with recurring cold & flu symptoms, a lot of sneezing, now i have a cough which is quite chesty, by the weekend i feel completely drained, somtimes quite achy during the evenings. I'm taking paracetomol extra, not suffering from high temp though.
This is known as a prodrome. The symptoms of recurrent cold sore attacks are usually less severe than the initial attack. While different for everyone, a cold sore typically lasts 4 to 10 days and occurs three or four times a year, on average.Cold Sore -- Information.or about 85 percent of people, the initial infection with a herpes simplex virus causes no cold sore symptoms. About 15 percent of people, however, develop many small, sometimes painful, fluid-filled reddish or purple blisters around the lips or corners of the mouth.