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<b>Structural and functional characterizations of hCiCMs.</b>

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DataCite Commons2025-05-13 更新2025-09-08 收录
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a. Immunofluorescence analyses of CM markers, n=3. Scale bars, 50 µm.b. Transmission electron microscopy images of hCiCMs derived from hUCs at day 60, n=3. MF, myofibrils; Z, Z-bands; Mit, mitochondria.c. RT-qPCR analysis of mRNA levels of genes related to pluripotency markers, cardiac structure, ion channels and mitochondrial functions of hCiCMs derived from hUCs on day 60, n=3.d. Representative action potentials (AP) of hCiCMs derived from hUCs on day 60, n=15. Em, membrane potential in millivolts.e. AP parameters of hCiCMs including AP frenquency, AP amplitude (APA), minimum diastolic potential (MDP), AP durations (APDs) at the level of 30% (APD30), AP durations (APDs) at the level of 50% (APD50) and 90% repolarization (APD90) , n=15. Data are means ± SD.f. Calcium flux in hCiCMs derived from hUCs at day 60 of the induction, n=6.g. Measurement of the maximum calcium transient amplitude, maximum upstroke velocities, and maximum decay velocities of calcium transients in hCiCMs derived from hUCs on day 60 of induction (n = 6). Data are presented as means ± SD.

a. 心肌细胞(CM)标志物的免疫荧光分析(immunofluorescence analyses),样本量n=3。比例尺:50 µm。 b. 源自人脐带细胞(hUCs)的诱导型心肌细胞(hCiCMs)在诱导第60天时的透射电子显微镜图像(transmission electron microscopy images),样本量n=3。MF:肌原纤维(myofibrils);Z:Z盘(Z-bands);Mit:线粒体(mitochondria)。 c. 对诱导第60天的、源自人脐带细胞(hUCs)的诱导型心肌细胞(hCiCMs),开展多能性标志物(pluripotency markers)、心脏结构(cardiac structure)、离子通道(ion channels)及线粒体功能(mitochondrial functions)相关基因的mRNA水平(mRNA levels)实时定量荧光PCR(RT-qPCR)分析,样本量n=3。 d. 诱导第60天时源自人脐带细胞(hUCs)的诱导型心肌细胞(hCiCMs)的代表性动作电位(AP),样本量n=15。Em:以毫伏(millivolts)为单位的膜电位(membrane potential)。 e. 诱导型心肌细胞(hCiCMs)的动作电位参数,包括动作电位频率、动作电位幅度(APA)、最大舒张电位(MDP)、30%复极水平动作电位时程(APD30)、50%复极水平动作电位时程(APD50)及90%复极水平动作电位时程(APD90),样本量n=15。数据以平均值±标准差(SD)表示。 f. 诱导第60天时源自人脐带细胞(hUCs)的诱导型心肌细胞(hCiCMs)的钙流(calcium flux)情况,样本量n=6。 g. 对诱导第60天的、源自人脐带细胞(hUCs)的诱导型心肌细胞(hCiCMs),检测其钙瞬变(calcium transient)的最大幅度、最大上升速率(maximum upstroke velocities)及最大衰减速率(maximum decay velocities),样本量n=6。数据以平均值±标准差(SD)表示。
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2025-05-13
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