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| application information |
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| Recommended dilution | 1-2 ug/ml (WB) |
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| Expected | apparent MW | 45 | 45 kDa |
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| Confirmed reactivity | Arabidopsis thaliana, Dictyostelium discoideum | |
| Predicted reactivity | Actinidia deliciosa, Brachypodium sylvaticum, Brassica napus, Brassica oleracea, Camelina sativa, Camellia lipoensis, Cucumis sativus, Dendrocalamus latiflorus, Dionaea muscipula, Gossypium sp., Eucalyptus grandis, Euphorbia lathyris, Gynura bicolor, Ficus microcarpa, Haloxylon ammodendron, Helianthus annuus, Hevea brasiliensis, Lilium regale, Medicago sativa, Mimosa pudica, Nitraria sibirica, Oryza sativa subsp. japonica, Oryza sativa subsp. indica, Oxytropis ochrocephala, Paeonia lactiflora, Panax notoginseng, Populus trichocarpa, Prunus avium, Ricinus communis, Striga asiatica, Theobroma cacao, Torenia fournieri, Trifolium pratense, Ziziphus jujuba | |
| Not reactive in | no confirmed exceptions from predicted reactivity are currently known |
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| Additional information | ||
| Selected references | Kandasamy, M.K. et al. (2012). Plant vegetative and animal cytoplasmic actins share functional competence for spatial development with protists. Plant Cell. 24, 2012 May;24(5):2041-57. doi: 10.1105/tpc.111.095281 Kandasamy, M.K. et al. (2001). One plant actin isovariant, ACT7, is induced by auxin and required for normal callus formation. Plant Cell. Jul;13(7):1541-54 Kandasamy, M.K. et al. (1999). The late pollen-specific actins in angiosperms. Plant Journal. Jun;18(6):681-91. |
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本人目前需从电鳗放电器官中提取乙酰胆碱受体蛋白,提纯需要的步骤和电鳗器官都可以提供,有没有提供外包提纯服务的公司或者实验室。
算上其他生物24种
大概是记不太清了
NaturalProteinStopsDeadlyHumanBrainCancerInMice
ScientistsfromJohnsHopkinsandfromtheUniversityofMilanhaveeffectivelyproventhattheycaninhibitlethalhumanbraincancersinmiceusingaproteinthatselectivelyinducespositivechangesintheactivityofcellsthatbehavelikecancerstemcells.ThereportispublishedinNature.
Themostcommontypeofbraincancer-glioblastoma-ismarkedbythepresenceofthesestem-cell-likebraincells,which,insteadoftriggeringthereplacementofdamagedcells,formcancertissue.Stemcells,unlikeallothercellsinthebody,arecapableofformingalmostanykindofcellwhentheright"signals"triggertheirdevelopment.
Fortheirtreatmentexperiment,theresearchersreliedonaclassofproteins,bonemorphogenicproteins,thatcauseneuralstem-cell-likeclusterstolosetheirstemcellproperties,whichinturnstopstheirABIlitytodivide.
Firsttheypretreatedhumanglioblastomacellswithbonemorphogenicprotein4(BMP4),theninjectedthesetreatedcellsintomousebrains.Inmiceinjectedwithcellsthatwerenotpretreated,large,invasivecancersgrew.InthemicewithBMP4-treatedcells,nocancersgrewatall.Threetofourmonthsafterinjection,allmicethatgotuntreatedcellsdied,andnearlyallmicewithBMP4-treatedcellswerealive.
Next,thescientistsdeliveredslow-releaseBMP4-containing"beads"directlyintomousebrainswithimplantedglioblastomacells.Micethatgotemptybeadsdevelopedlargemalignanttumorsanddied.MicewithBMP4beadssurvivedmuchlonger,and80percentsurvivedfourmonthsaftercancercellimplants.
"OurideaistotreatpatientswithBMP4orsomethinglikeitrightaftersurgerytoremoveglioblastomainhopesofpreventingtheregrowthofthecancerandimprovingsurvivaltime,"saysAlessandroOlivi,M.D.,directoroftheDivisionofNeurosurgicalOncologyatHopkinsandacontributortothestudy.
OlivisaysclinicalstudiesusingBMP4couldbeginwithinayearand,ifsuccessful,drugtherapiescouldbeavailabletothepublicwithinthreetofouryears.
"ThiswasproofoftheideathatBMPscouldstopglioblastomabydepletingthestem-cell-likepopulationthatfeedsit,"saysHenryBrem,M.D.,chairmanoftheDepartmentofNeurosurgeryatHopkinsandacollaboratorinthestudy."Thisopensexcitingdoorstofutureresearchintotreatmentsandtherapiesforsuchadevastatingdisease."

