Actinic keratoses that develop on the lips are referred to as actinic cheilitis. The clinical appearance of an actinic keratosis is that of a small (several millimeters), red scaly papule or plaque, with induration and thickening of the epidermis.
1 Location: Ideally, the probe should be in close proximity to the forward or reverse primer, but should not overlap with a primer-binding site on the same strand. 2  Probes can be designed to bind to either strand of the target. 3  Melting temperature (Tm): Preferably, probes should have a Tm 6â8Â°C higher than the primers.
Its written backwards on the front of the unit so when a driver in front of the unit looks in the rear view mirror as the ambulance approaches from behind, he'll be able to re â¦ ad the word properly and identify the unit for what it is.o that drivers ahead of it on the road can read it (correctly) as AMBULANCE in their rear-view mirrors, and yield the right of way. If the word was not reversed, the drivers of the cars ahead of the vehicle would see: ECNALUBMA..