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Fuli Liu,Kejian Shi,Jiaojiao Dong,Zhousheng Jin,Yiquan Wu,Yaoyao Cai,Tingting Lin,Qianqian Cai,Le Liu,Yujian Zhang 대한약학회 2020 Archives of Pharmacal Research Vol.43 No.7
Ganoderic Acid A (GA) has many pharmacologicaleffects such as anti-tumor, antibacterial, anti-inflammatory,and immunosuppressive effects. However, the protectiveeffect of GA on liver injury has not been reported. Thisstudy aimed to investigate the action of GA on insufficientmethionine and choline combined with high-fat diet (HFD)-induced non-alcoholic fatty liver disease (NAFLD) in rats. NAFLD model was established by insufficient methionineand choline combined with high fat feeding to rats. The levelsof Acetyl-CoA carboxylase, fatty acid synthase, sterolregulatory element binding protein, liver X receptors, AMPactivatedprotein kinase, peroxisome proliferator-activatedreceptor α, PPARg coactivator 1α and NF-κB pathway inthe liver were detected by western blot. The results of thisstudy demonstrated that the expression of GA can not onlysignificantly decrease the live weight and liver weight perbody weight of HFD mice, but also restore the alanine aminotransferase,aspartate aminotransferase, total bilirubinlevels, triglyceride and cholesterol in serum. In addition,the expression of GA increased the levels of high-densitylipoprotein cholesterol in serum, ameliorated pathologicalchanges and decreased NAS score of mice’s liver. In conclusion,the treatment with GA could improve NAFLD in ratsby regulating the levels of signaling events involved in freefatty acid production, lipid oxidation and liver inflammation.
Lei Qiao,Chao Dong,Jiaojiao Zhang,Gang Sun 대한약리학회 2023 The Korean Journal of Physiology & Pharmacology Vol.27 No.2
Triple-negative breast cancer (TNBC) is the most aggressive subtype of breast cancer and current therapeutic strategies are limited in their effectiveness. The expressions of Rab5 and the M2 tumor-associated macrophage marker CD163 in tissues were detected by Western blot. The migration and invasion of cells were determined using a Transwell assay. The expressions of the exosome markers were evaluated by Western blot. The polarization of human macrophages (THP-1) was determined by incubation of THP-1 cells with conditioned medium or exosomes collected from MDA-MB-231 cells with indicated transfections or by a coculture system of THP-1 and MDA-MB-231 cells. The M1 and M2 macrophage markers were evaluated by qRT-PCR. The expression of Rab5 in TNBC was significantly higher than that in normal breast tissue. Rab5 expressions in triple-negative and luminal A breast cancer were higher than those in other molecular subtypes. Higher CD163 expression was observed in triple-negative breast cancer and in triple-negative and luminal B subtypes. Rab5 knockdown suppressed but Rab5 overexpression promoted the migration and invasion capacity of MDA-MB-231 cells. The levels of CD63 and CD9 in the medium of Rab5 knockdown cells were lower than those in control cells, whereas higher levels of CD63 and CD9 were observed in Rab5 overexpression cells. Rab5 knockdown decreased the excretion but did not alter the diameter of the exosomes. Knockdown of Rab5 facilitated the anti-tumor polarization of macrophages, which was partially reversed by Rab5 overexpression. Therefore, Rab5 is expected to be a potential therapeutic target for triple-negative breast cancer.
Insights into phytase-containing transgenic Lemna minor (L.) as a novel feed additive
Ghosh, Mrinmoy,Sharma, Neelesh,Gera, Meeta,Kim, Nameun,Huynh, Do,Zhang, Jiaojiao,Min, Taesun,Sodhi, Simrinder Singh,Kim, Min Bae,Rekha, V. P. B.,Ko, Sukmin,Jeong, Dong Kee Springer-Verlag 2018 Transgenic research Vol.27 No.2