Name: a multi-parametric islet perifusion system within a microfluidic perifusion device
Uploaded: 2010-01-26T17:00:00
Description: Watch this Scientific Journal Video about A Multi-Parametric Islet Perifusion System within a Microfluidic Perifusion Device at JoVE.com

<p class="jove_content">这项工作得到了国际奖学金AAUW Adeola Adewola，美国国立卫生研究院/何塞Oberholzer NCRR（U42RR023245），和芝加哥糖尿病项目。 </p>

<p class="jove_title"> A. 3层的微流体perifusion装置微细</p><p class="jove_step">底部井主协议（150微米深水井） </p><ol><li>如果需要使用刀片清洁晶圆。与丙酮，甲醇，异丙醇清洁。执行为30秒50瓦的血浆治疗</li><li>自旋SU8 - 100 @ 2000转。 [步骤1：500 RPM，10秒，100转/秒，第2步：2000转，30秒，300转/ S]。 <br /> [注：不与晶圆镊子后纺SU8] </li><li>软烤晶圆在65 ° C为20分钟和95 ° C为50分钟。 </li><li>晶圆被暴露在紫外线下，通过所需的面?...

<ol>
	<li>Mohammed, J. S., Wang, Y., Harvat, T. A., Oberholzer, J., Eddington, D. T. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=Microfluidic+device+for+multimodal+characterization+of+pancreatic+islets.">Microfluidic device for multimodal characterization of pancreatic islets.</a> <em style='font-style: italic'>Lab Chip</em>. <b>9</b>, 97-106 (2009).</li></ol>

<p class="jove_content">传统的胰岛perifusion系统（宏观和微观）有一定的限制设置和设计，技术要求高，难度在系统中创建的用户指定的化学梯度的复杂。这里描述的微流体perifusion系统克服了这些限制，简单的几何设计和制造。更重要的是，这个系统可以集成与荧光成像方法，提供一个独特的工具来研究胰岛生理。证明该系统具有高信噪比和这些荧光信号的时空分辨率。目前的原型设备，也可以在一个芯片上容纳多个pe...

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		<thead>
		<tr>
		<th>Material Name</th>
		<th>Type</th>
		<th>Company</th>
		<th>Catalogue Number</th>
		<th>Comment</th>
		</tr>
		</thead>
		<tbody>
		
<tr>
<td>60ml Syringes</td>
<td>&nbsp;</td>
<td>BD</td>
<td>&nbsp;</td>
<td>&nbsp;</td>
<tr>
<td>Fura-2 fluorescence dye</td>
<td>&nbsp;</td>
<td>Molecular Probes Inc.</td>
<td>&nbsp;</td>
<td>&nbsp;</td>
<tr>
<td>Rhodamine123 Fluorescence dye</td>
<td>&nbsp;</td>
<td>Molecular Probes Inc.</td>
<td>&nbsp;</td>
<td>&nbsp;</td>
<tr>
<td>Glucose</td>
<td>&nbsp;</td>
<td>Sigma</td>
<td>&nbsp;</td>
<td>&nbsp;</td>
<tr>
<td>Bovine Serum Albumin</td>
<td>&nbsp;</td>
<td>Sigma</td>
<td>&nbsp;</td>
<td>&nbsp;</td>
<tr>
<td>30" Silicone tubings</td>
<td>&nbsp;</td>
<td>Cole Palmer</td>
<td>&nbsp;</td>
<td>1/16 x 1/8in</td>
</tr>
<tr>
<td>1.5ml Eppendorf tubes</td>
<td>&nbsp;</td>
<td>Fisher</td>
<td>&nbsp;</td>
<td>&nbsp;</td>
<tr>
<td>Y-connectors</td>
<td>&nbsp;</td>
<td>Cole Palmer</td>
<td>&nbsp;</td>
<td>1/16&#x201D; &amp; 4mm</td>
</tr>
<tr>
<td>Syringe connectors</td>
<td>&nbsp;</td>
<td>Cole Palmer</td>
<td>&nbsp;</td>
<td>female luer plug 1/16&#x201D;</td>
</tr>
<tr>
<td>Straight connectors</td>
<td>&nbsp;</td>
<td>Cole Palmer</td>
<td>&nbsp;</td>
<td>1/16&#x201D;</td>
</tr>
<tr>
<td>Elbow connector</td>
<td>&nbsp;</td>
<td>Cole Palmer</td>
<td>&nbsp;</td>
<td>1/16&#x201D;</td>
</tr>
<tr>
<td>Havard syringe pump</td>
<td>&nbsp;</td>
<td>Harvard Apparatus</td>
<td>&nbsp;</td>
<td>&nbsp;</td>
<tr>
<td>Perifusion device</td>
<td>&nbsp;</td>
<td>&nbsp;</td>
<td>&nbsp;</td>
<td>&nbsp;</td>
<tr>
<td>Hot plate</td>
<td>&nbsp;</td>
<td>PMC</td>
<td>&nbsp;</td>
<td>&nbsp;</td>
<tr>
<td>Thermometer</td>
<td>&nbsp;</td>
<td>Omega Engineering Inc.</td>
<td>&nbsp;</td>
<td>&nbsp;</td>
<tr>
<td>Fraction collector</td>
<td>&nbsp;</td>
<td>Gibson</td>
<td>&nbsp;</td>
<td>&nbsp;</td>
<tr>
<td>Pippettor</td>
<td>&nbsp;</td>
<td>Fisher</td>
<td>&nbsp;</td>
<td>&nbsp;</td>
<tr>
<td>Inverted epiflorescence microscope</td>
<td>&nbsp;</td>
<td>Olympus</td>
<td>IX71</td>
<td>&nbsp;</td>
<tr>
<td>Charge-coupled device</td>
<td>&nbsp;</td>
<td>QImaging</td>
<td>&nbsp;</td>
<td>Retiga-SRV, Fast 1394</td>
</tr>		</tbody>
		</table>
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a multi-parametric islet perifusion system within a microfluidic perifusion device

<p class="jove_content">一个微流体胰岛perifusion装置，开发了多个小岛和钙离子内流和线粒体的潜在变化的同步荧光成像的动态胰岛素分泌的评估。该装置由三个层次：第一层包含一个微型井（直径为500微米和150微米的深度），帮助固定的小岛，而暴露流量和胰岛暴露的表面积最大化的数组，第二层包含循环perifusion室（3毫米深，直径7毫米）;和第三层包含一个入口，混合通道，球迷前注入perifusion室（2毫米宽，19毫米的长度，高度在500微米）优化混合效率之前进入perifusion室。创造各种糖梯度，包括线性，钟形，方形，也可以在微流体perifusion网络，是证明。</p>

Watch this Scientific Journal Video about A Multi-Parametric Islet Perifusion System within a Microfluidic Perifusion Device at JoVE.com

A Multi-Parametric Islet Perifusion System within a Microfluidic Perifusion Device

<p class="jove_content">一个微流体胰岛perifusion装置，开发了多个小岛和钙离子内流和线粒体的潜在变化的同步荧光成像的动态胰岛素分泌的评估。</p>

一个多参数的胰岛内的微流控Perifusion装置Perifusion系统

A microfluidic islet perifusion device was developed for the assessment of dynamic insulin secretion of multiple islets and simultaneous fluorescence ...

Research

JoVE Journal

Biology

Murine Pancreatic Islet Isolation

小鼠胰岛隔离

科研

生物学

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条块索玛的神经元和轴突的一个微流体设备制造

In this video, we demonstrate the technique of soft lithography with polydimethyl siloxane (PDMS) which we use to fabricate a microfluidic device for ...

A Microfluidic Device with Groove Patterns for Studying Cellular Behavior

微流体装置与Groove的模式，为研究细胞行为

We describe a microfluidic device with microgrooved patterns for studying cellular behavior.  This microfluidic platform consists of a top fluidic channel ...

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一个渐变产生的微流体装置，细胞生物学

 The fabrication and operation of a gradient-generating microfluidic device for studying cellular behavior is described.  A microfluidic platform is an ...

Preparing E18 Cortical Rat Neurons for Compartmentalization in a Microfluidic Device

准备在微流体装置E18条块皮质大鼠神经元

In this video, we demonstrate the preparation of E18 cortical rat neurons. E18 cortical rat neurons are obtained from E18 fetal rat cortex previously ...

Cell Capture Using a Microfluidic Device

细胞捕获使用一个微流体装置

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使用琼脂糖凝胶为基础的微流体装置的评估神经干细胞的运动

While microfluidic technology is reaching a new level of maturity for macromolecular assays, cell-based assays are still at an infant stage1. This is ...

A Multi-compartment CNS Neuron-glia Co-culture Microfluidic Platform

一个多室中枢神经系统的神经胶质细胞共培养的微流体平台

We present a novel multi-compartment neuron co-culture microsystem platform for in vitro CNS axon-glia interaction research, capable of conducting up to ...

The Microfluidic Probe: Operation and Use for Localized Surface Processing

微探针：操作和使用的局部表面处理

Microfluidic devices allow assays to be performed using minute amounts of sample and have recently been used to control the microenvironment of cells. ...

Microfluidic Co-culture of Epithelial Cells and Bacteria for Investigating Soluble Signal-mediated Interactions

微流体调查可溶性信号介导的相互作用的上皮细胞和细菌的共同文化

The human gastrointestinal (GI) tract is a unique environment in which intestinal epithelial cells and non-pathogenic (commensal) bacteria coexist. It has ...