亞精胺

亞精胺
Spermidine
Cas 號： 【124-20-9】 M D L： MFCD00008229
亞精胺分子式： C7H19N3； NH2（CH2）3NH（CH2）4NH2 分子量： 145.25
別 名： 精脒
1,8-Diamino-4-azaoctane
N-（3-Aminopropyl）-1,4-diaminobutane
99% 1g
99% 5g
99% 25g
性 狀： 溶于水、醇和醚。
熔點(diǎn): 22-25℃
密度: 0.925
沸點(diǎn): 128-130℃
折光率n20/D: 1.4785-1.4805
質(zhì)量標準： 外觀(guān)Appearance 熔化后為無(wú)色透明液體
紅外光譜鑒定Infrared spectrometry 和對照品匹配
純度Purity ≥99.0% （GC）
折光率Refractive index n20/D 1.4780 - 1.4810
pH （1 M; H2O）: 11.0 - 13.0 （20°C）
精胺Spermine: ≤0.2 %
水分Water: ≤1 %
外源DNase, RNase, 和蛋白酶活性 未檢測到
貯 存： 儲存溫度 2-8°C，對空氣敏感
用途 抑制神經(jīng)元NO合成酶（nNOS）。結合并沉淀DNA; 也用于純化DNA結合蛋白。刺激T4 聚核苷酸激酶活性。
HMC cDNA 人腦膜細胞cDNA X31025 20 reactions
HN cDNA 人神經(jīng)元cDNA X31026 20 reactions
HCGC cDNA 人小腦顆粒細胞cDNA X31027 20 reactions
HN-h cDNA 人海馬趾神經(jīng)細胞cDNA X31028 20 reactions
HOPC cDNA 人少突膠質(zhì)前體細胞cDNA X31029 20 reactions
HOPC-os cDNA 人少突膠質(zhì)前體細胞（懸浮生長(cháng)）cDNA X31030 20 reactions
HSC cDNA 人雪旺細胞cDNA X31031 20 reactions
HPC cDNA 人神經(jīng)束膜細胞cDNA X31032 20 reactions
HA cDNA 人星形膠質(zhì)細胞cDNA X31033 20 reactions
HA-c cDNA 人小腦星形膠質(zhì)細胞cDNA X31034 20 reactions
HA-sp cDNA 人脊髓星形膠質(zhì)細胞cDNA X31035 20 reactions
HA-h cDNA 人海馬趾星形膠質(zhì)細胞cDNA X31036 20 reactions
HM cDNA 人小膠質(zhì)細胞cDNA X31037 20 reactions
HDMEC cDNA 人真皮微血管內皮細胞cDNA X31038 20 reactions
HDLEC cDNA 人真皮血管平滑肌細胞cDNA X31039 20 reactions
HEK cDNA 人表皮角質(zhì)細胞cDNA X31040 20 reactions
HEK-a cDNA 人表皮角質(zhì)細胞-成人cDNA X31041 20 reactions
HEM-l cDNA 人表皮黑色素細胞-淺色素cDNA X31042 20 reactions
HEM-m cDNA 人表皮黑色素細胞-中色素cDNA X31043 20 reactions
HEM-d cDNA 人表皮黑色素細胞-深色素cDNA X31044 20 reactions
HDF-f cDNA 人真皮成纖維細胞-胎兒cDNA X31045 20 reactions
HDF-n cDNA 人真皮成纖維細胞-新生兒cDNA X31046 20 reactions
HDF-a cDNA 人真皮成纖維細胞-成人cDNA X31047 20 reactions
HHDPC cDNA 人毛乳頭細胞cDNA X31048 20 reactions
HHGMC cDNA 人生發(fā)基質(zhì)細胞cDNA X31049 20 reactions
HHORSC cDNA 人毛囊外根殼細胞cDNA X31050 20 reactions
HHIRSC cDNA 人毛囊內根殼細胞cDNA X31051 20 reactions
HLEC cDNA 人淋巴內皮細胞cDNA X31052 20 reactions
HLF cDNA 人淋巴成纖維細胞cDNA X31053 20 reactions
HOK cDNA 人口腔角質(zhì)細胞cDNA X31054 20 reactions
HGF cDNA 人牙齦成纖維細胞cDNA X31055 20 reactions
HPLF cDNA 人牙周膜成纖維細胞cDNA X31056 20 reactions
HEEpiC cDNA 人食道上皮細胞cDNA X31057 20 reactions
HESMC cDNA 人食道平滑肌細胞cDNA X31058 20 reactions
HIMEC cDNA 人腸微血管內皮細胞cDNA X31059 20 reactions
HISMC cDNA 人腸平滑肌細胞cDNA X31060 20 reactions
HCSMC cDNA 人結腸平滑肌細胞cDNA X31061 20 reactions
HPMEC cDNA 人肺微血管內皮細胞cDNA X31062 20 reactions
HPAEC cDNA 人肺動(dòng)脈內皮細胞cDNA X31063 20 reactions
HPASMC cDNA 人肺動(dòng)脈平滑肌細胞cDNA X31064 20 reactions
HPAF cDNA 人肺動(dòng)脈成纖維細胞cDNA X31065 20 reactions
HPAEpiC cDNA 人肺泡上皮細胞cDNA X31066 20 reactions
HBEpiC cDNA 人支氣管上皮細胞cDNA X31067 20 reactions
HTEpiC cDNA 人氣管上皮細胞cDNA X31068 20 reactions
HSAEpiC cDNA 人小氣道上皮細胞cDNA X31069 20 reactions
HPF cDNA 人肺成纖維細胞cDNA X31070 20 reactions
HBSMC cDNA 人支氣管平滑肌細胞cDNA X31071 20 reactions
HTSMC cDNA 人氣管平滑肌細胞cDNA X31072 20 reactions
HSkMC cDNA 人骨骼肌細胞cDNA X31073 20 reactions
HSkMSC cDNA 人骨骼肌衛星細胞cDNA X31074 20 reactions
HSkMM cDNA 人骨骼肌成肌細胞cDNA X31075 20 reactions
HRGEC cDNA 人腎小球內皮細胞cDNAX31076 20 reactions