2. Cholera exotoxin (choleragen), produced by Vibrio cholerae (inf). This exotoxin catalyzes the ADP-ribosylation of a host cell protein called Gs that turns the synthesis of a metabolic regulator molecule callec cyclic AMP (cAMP) on and off. In this case, synthesis stays turned on.
Question: What is end-stage glaucoma, and how serious is it? Answer: End-stage glaucoma is generally the term we apply when there is very advanced disease. It is a very serious situation because that means there's not very much healthy tissue left. In other words, there has been a lot of visual damage.
Glaucoma; Acute angle closure glaucoma of the person's right eye (shown at left). Note the mid-sized pupil, which was non-reactive to light, and redness of the white part of the eye. Specialty: Ophthalmology: Symptoms: Vision loss, eye pain, mid-dilated pupil, redness of the eye, nausea: Usual onset: Gradual, or sudden: Risk factors