Animated audio-visual presentation with synchronized narration.

Title from title frames.

Chemical biology : the role of chemistry in our fundamental understanding of biology,

Mode of access: World Wide Web.

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Contents: Visual pigments

Visual chromophores

Activation of Rh and beta-AR

Retinal / vitamin A cycle

Selective capture of retinoid binding proteins

Photocrosslinking of chromophore to Rh

Tracking the chromophore / opsin interaction

Rhodopsin photocycle

Photoaffinity labelling

Chromophore confirmation in Rh

Transient 'dark activity' of 13-des-Me-retinal

Retinoids that form pigments

Photoaffinity study of rhodopsin: G-protein (transducin) interaction

Age-related macular degeneration

Age pigments or RPE lipofuscin

A2E flurophore

ATP binding cassette protein

Bilberry extract vs. blue-light induced A2E epoxidation.