radical libre

Il est produit par copolymérisation à radical libre de N-vinyl-2-pyrrolidone et d’acétate de vinyle en solution dans du propan-2-ol, en présence d’initiateurs.
It is produced by free radical copolymerisation of N-vinyl-2-pyrrolidone and vinyl acetate in solution in propan-2-ol, in the presence of initiators.
Lorsque le médicament est irradié par une lumière laser à une longueur d’ onde spécifique, il est activé et réagit avec l’ oxygène des cellules pour créer un type d’ oxygène hautement réactif et toxique appelé « oxygène singulet » (radical libre).
When it is illuminated with laser light of a specific wavelength, it is activated and reacts with oxygen in the cells to create a highly reactive and toxic type of oxygen called 'singlet oxygen' (a free radical).
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