Application of compound and composition thereof in preparation of medicines for improving lung repair activity
A technology of pharmaceuticals and compositions, applied in the field of compounds and their compositions used to prepare pharmaceuticals that enhance lung repairing activity, to achieve the effects of enhancing lung repairing activity, promoting growth and wound repairing ability
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Embodiment 1
[0027] Embodiment 1. Purification of compounds TCI-PN-01 and TCI-PN-02
[0028] The compound purified in this example is obtained from green pear fruitlet, and its species can be Sydney (P.nivalis), Yali (P.bretschneideri), bird pear (P.lindleyi Rehder), or Hengli Sorbet (P.pyrifolia Nakai), but not limited thereto, among which Sydney, Yali, or bird pear are preferred.
[0029] As used herein, the term "green pear fruitlet (green pear fruitlet)" means the green pear fruit of Sydney, Yali, bird pear, or Hengshan pear within 90 days after flowering, preferably within 30 to 90 days green pear fruit.
[0030] Pear is the general term for plants of the genus Pyrus. It is usually a deciduous tree or shrub. The leaves are mostly ovate, and the size varies with different varieties. The flowers are white, or yellowish or pink, with five petals. The shape of the fruit is round, and there are also those with a thin base and a thick tail, which is commonly known as "pear shape". Brow...
Embodiment 2
[0040] Example 2. Efficacy Evaluation of Compounds TCI-PN-01 and TCI-PN-02 in Improving Lung Repair Activity
[0041] In this example, human normal lung epithelial cell line BEAS-2b (ATCC CRL-9609) purchased from American Type Culture Collection (ATCC) was used. The cells were cultured in bronchial epithelial basal medium (Lonza TM Bronchial epithelial cell basal medium; Thermo Fisher Scientific), referred to as BEBM medium.
[0042] In order to study whether the compounds TCI-PN-01 and TCI-PN-02 affect the wound repair ability of lung tissue, this example uses a microscope to observe the cell monolayer of the human lung epithelial cell line BEAS-2b through the compound TCI-PN-01 or TCI - Changes in wound healing status after PN-02 treatment. Briefly, cells were divided into 1.5 × 10 5 Cells / well were seeded in 24-well plates (GeneDireX) containing BEBM medium and incubated overnight at 37°C to form a cell monolayer. Thereafter, a wound was formed in the cell monolayer, t...
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