The group that underwent hyaluronic acid augmentation alone reported no adverse side effects .
一组仅接受玻尿酸龟头注入的报道说没有副作用。
Injections of hyaluronic acid -- originally derived from the combs of roosters -- can lubricate knee joints and stave off surgery in some cases .
透明质酸（最早提取自雄鸡鸡冠）的注入可润滑膝关节，有时可帮助患者免于手术。
Looking for a way to lower that pressure so that drugs can breach the barrier , hingorani 's group focused on a sugar molecule called hyaluronic acid ( ha ) , which is abundant in the stroma of pda tumors .
Luckily , now that the beauty industry at last understands the difference , there 's a host of goodies , usually containing hyaluronic acid ( a natural acid present in the body that holds 1000 times its weight in water ) and natural humectants such as glycerin , to fix the problem .
