Retina in Biological Definition

Eye

... as octopuses ) the eye works by projecting images onto a light-sensitive retina , where the light is detected and transmitted to the brain via the ... Ora serrata Posterior chamber Pupil Rectus medialis retina Sclera Suspensory ligament Tapetum lucidum (not in ...

Signal transduction

... proteins. For example, a rhodopsin molecule in the plasma membrane of a retina cell in the eye that was activated by a photon can activate up to ... contraction, release of neurotransmitter from nerve endings, vision in retina cells, proliferation , secretion , cytoskeleton management, cell ...

Marfan syndrome

... or myopia is a common condition associated with Marfan syndrome. In addition, the weakening of connective tissue often causes detachment of the retina and/or cornea . Treatment The heart conditions related to Marfan syndrome may not necessarily produce obvious symptoms. As a result, regular ...

Phosphorylation

... the mechanism in many forms of signal transduction , for example the way in which incoming light is processed in the light-sensitive cells of the retina . Signaling networks The network underlying phosphorylation can be very complex. In some cellular signalling pathways, a protein A ...

Stem cell

... layer of the skin. These stem cells play a pivotal role in healing small cuts. Blood vessels , the dental pulp, the digestive epithelium , the retina , liver and even the brain are all said to contain stem cells. Adipose derived adult stem (ADAS) cells have also been isolated from fat, e.g. ...