Preparation and application of traditional Chinese medicine compound extract with whitening and beverage removing effects
An extract, whitening and freckle-removing technology, applied in the field of traditional Chinese medicine compound extracts, can solve problems such as many adverse reactions, slow curative effect, and no treatment plan
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Embodiment 1
[0029] Example 1 (TQW inhibits tyrosinase activity and melanin production experimental research)
[0030] 1 Experimental materials
[0031] Mouse B16 melanoma cells (purchased from Shanghai Institute of Cells, Chinese Academy of Sciences); arbutin (purchased from Sigma); DMEM medium (purchased from Gibco); fetal bovine serum (purchased from Billab); trypsin (purchased from in Billab Company); phosphate buffered saline (purchased in Beijing Zhongshan Jinqiao Co., Ltd.); double antibody (purchased in Billab Company); Dopa (purchased in Sigma Company); TritonX-100 (purchased in Sigma Company); MTT (purchased in Billab Company); DMSO (purchased from Sigma Company); microplate reader (Thermoelectric Shanghai Instrument Co., Ltd.).
[0032] 2 reagent preparation
[0033] Take arbutin and dilute it with DMEM medium to the concentration required for the experiment.
[0034]Take TQW, dissolve it in a small amount of absolute ethanol, and then dissolve it in DMEM medium to make 1mg / m...
Embodiment 2
[0062] Example 2 (Experimental research on the inhibitory effect of TQW on UVB-induced guinea pig skin pigmentation)
[0063] 1 Experimental instruments, reagents and experimental animals
[0064] UVB ultraviolet phototherapy instrument (Sigma company); 0.1% 8-methoxypsoralen (8-MOP) tincture (Sigma company); Vitamin C tablet (Shijiazhuang Ouyi Pharmaceutical Co., Ltd.); Ordinary grade healthy pure white guinea pig 90 One, female, weighing 250-320g; externally-applied drugs containing different concentrations of TQW were prepared with common matrix, and intragastric drugs containing different concentrations of TQW were prepared by suspension in distilled water.
[0065] 2UVB-induced pigmentation model replication and administration
[0066] Take 3 separated areas (2×2cm) on the back of each guinea pig 2 ), use curved scissors to cut off the long hair at the center of the back of the guinea pig, shave off the short hair with an electric shaver, and use the SS-04B ultraviolet ...
Embodiment 3
[0092] Embodiment 3 (preparation of tablet)
[0093] In parts by weight, take 5-9 parts of TQW, add 1-2 parts of talcum powder, 1-2 parts of starch, 1-2 parts of carboxymethyl starch sodium, spray 95% ethanol to moisten, wet granulate, dry, add 0.5-1% magnesium stearate, mixed evenly, and compressed into tablets; adding 15% Opadry coating solution for coating, and then coating with 7% weight gain to obtain film-coated tablets.
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