The single dose, short (1 h) observation period, and lack of placebo arm are limitations in this proof-of-concept study and provide direction for follow-up studies
Among the most popular and effective methods of achieving this goal are skin whitening lotions and glutathione injections
It dissolves in water and can make a thin, elastic, and moisture-absorbing film when spread on the skin that can cause an instant tightening effect
For immunostaining, cells were washed with PBS and fixed with 4% paraformaldehyde for 15 min at 25 C, followed by permeabilization with PBS containing 0.1% Triton X-100 for 15 min
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