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[93] Continuous exposure to nicotine can cause an increase in the number of nicotinic receptors, which is believed to be a result of receptor desensitization and subsequent receptor upregulation

II y a deux mthodes possibles pour l'obtention de solides hybrides poreux avec du F18 :There are two possible methods for obtaining porous hybrid solids with F18: Mthode 1 :Method 1: Les solides hybrides sont obtenus en prsence de HF (F18) ou de ligands fluors F18 par voie microondes pour rduire le temps de synthse quelque minutes (3-30 min)

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Newer tobacco products contain similar chemicals to traditional tobacco products and are harmful to health