2016
DOI: 10.3390/molecules21050649
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MASM, a Matrine Derivative, Offers Radioprotection by Modulating Lethal Total-Body Irradiation-Induced Multiple Signaling Pathways in Wistar Rats

Abstract: Abstract:Matrine is an alkaloid extracted from Sophora flavescens Ait and has many biological activities, such as anti-inflammatory, antitumor, anti-fibrosis, and immunosuppressive properties. In our previous studies, the matrine derivative MASM was synthesized and exhibited potent inhibitory activity against liver fibrosis. In this study, we mainly investigated its protection against lethal total-body irradiation (TBI) in rats. Administration of MASM reduced the radiation sickness characteristics and increase… Show more

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Cited by 14 publications
(4 citation statements)
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“…Traditional Chinese herbs provide abundant sources for anti-osteoporosis medicine ( Li et al, 2014 ). Matrine is the major component of traditional Chinese herb Sophora flavescens Ait and exhibited significant anti-inflammatory and anti-fibrotic pharmacological effects ( Qian et al, 2015 ; Li J. Z. et al, 2016 ; Sun et al, 2016 ).…”
Section: Introductionmentioning
confidence: 99%
“…Traditional Chinese herbs provide abundant sources for anti-osteoporosis medicine ( Li et al, 2014 ). Matrine is the major component of traditional Chinese herb Sophora flavescens Ait and exhibited significant anti-inflammatory and anti-fibrotic pharmacological effects ( Qian et al, 2015 ; Li J. Z. et al, 2016 ; Sun et al, 2016 ).…”
Section: Introductionmentioning
confidence: 99%
“…The mechanism of action of MASM observed in this study may be related to the RPS5-mediated suppression of NF-κB and MAPK activation and the decrease in the expression of proinflammatory mediators, indicating that MASM may be further used in the treatment of sepsis. Li et al 124 found a protective effect of MASM against rats with lethal total body irradiation (TBI), and that MASM pretreatment reduced the symptoms of radiation sickness and increased the survival of rats before or after lethal TBI, which may be mainly or partly by modulating multiple MAPK pathways. These results suggested that MASM has the potential to serve as an effective therapeutic or radioprotective agent to minimize radiation damages and improve the efficacy of combined oncology radiotherapy.…”
Section: Matrine Exerts Pharmacological Effects Through the Mapk Sign...mentioning
confidence: 99%
“…Aer cleavage from the resin with triuoroethanol, full protected intermediates Asp(OtBu) 6 -PEG n -Leu-Arg(Pbf) (6-8) were coupled with 4-aminobenzyl alcohol by 1H-1,2,3-benzotriazole (HOBt) and N,N 0 -diisopropylcarbodiimide to construct 1,6-self-immolative p-aminobenzyloxycarbonyl (PABC) linker containing intermediates Asp(OtBu) 6 -PEG n -Leu-Arg(Pbf)-PABC (9)(10)(11). The following reaction between 9-11 with triphosgene and M19 in the presence of DIPEA given protected PDCs Asp(OtBu) 6 -PEG n -Leu-Arg(Pbf)-PABC-M19 (12)(13)(14). Finally, global deprotection of compounds 12-14 with K reagent obtained the target PDCs (BTM19-1, BTM19-2 and BTM19-3).…”
Section: Synthesis Of M19-based Bone Targeting Pdcsmentioning
confidence: 99%
“…First of all, the excessively broad pharmacological activity of M19 may bring the risk of off-target effects. [13][14][15] Besides, the biological particularity of bone tissue, such as high tissue density and poor permeability, brought great difficulties to drug delivery. 16 More importantly, the druggability of M19 was not satisfactory owing to its poor chemical stability and strong alkalinity.…”
Section: Introductionmentioning
confidence: 99%