This red area on my cheek has been here for quite a while. it doesn’t hurt at all, and it’s pretty smooth. i don’t use any masks or anything like that, or even foundation. can you figure out what his is and how to get rid of it? - blair

Diseases may arise when proteins fail to fold correctly in their last stages of processing and/or are directed towards the lysosome rather than towards the cell membrane. cystic fibrosis is an example of this type of disease. in cystic fibrosis, a functional ion channel is sent to the lysosome for destruction rather than being sent to the plasma membrane. given this observation, the cellular component that is most likely the cause of the disease is the