Did A Small Plastic Disk Come With Your Ratchet And Socket Set? Here's What It's For

When buying a ratchet and socket set, you may have noticed a small plastic disc that comes with the kit. This does have a very functional purpose.
SciELO

Effect of PDGF-BB, IGF-I Growth Factors and their Combination Carried by Liposomes in Tooth Socket Healing

This work evaluated the bone-forming potential of the platelet-derived growth factor isoform BB (PDGF-BB), insulin-like growth factor I (IGF-I), and mixed PDGF-BB/IGF-I delivered in liposomes compared ...