胰成人™类器官生长培养基(小鼠)

建立和维持小鼠胰腺外分泌类器官的细胞培养基

产品号 #(选择产品)

产品号 #06040_C

建立和维持小鼠胰腺外分泌类器官的细胞培养基

产品优势

  • 方便的体外系统在一周内生成类器官
  • 详细的,一步一步的协议,没有伤害模型,手工挑选导管,或细胞分类需要
  • 简单,双组分格式;无血清和明确的培养基配方
  • 在基质穹顶或悬浮培养中产生和维持类器官培养的灵活方案
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Products for Your Protocol
To see all required products for your protocol, please consult the Protocols and Documentation.

概述

胰成人™类器官生长培养基(小鼠)是一种无血清的细胞培养基,用于建立和维持小鼠胰腺外分泌类器官。这些类器官或“迷你胰腺”为研究胰腺细胞生物学、疾病和癌症提供了体外器官型培养系统。在胰成人™中生长的类器官具有表达胰腺干细胞(LGR5),祖细胞(PDX1, SOX9)和导管细胞(CAR2, MUC1, KRT19)基因的上皮。胰腺类器官可每3 - 6天传代一次,以便长期保存,也可冷冻保存。

胰成人™支持小鼠胰腺类器官培养无论是嵌入康宁®Matrigel®圆顶或稀释的Matrigel®悬浊液。类器官培养可以方便地在生理相关系统中对胰腺上皮进行体外表征,并减少对动物使用的需求。

如果您打算将此产品用于商业用途,请通过www.huborganoids.nl获取商业用途许可证或HUB许可的相关说明。

Subtype
Specialized Media
 
Cell Type
Pancreatic Cells
 
Application
Cell Culture, Expansion, Maintenance, Organoid Culture
 
Brand
PancreaCult
 
Area of Interest
Cancer, Disease Modeling, Drug Discovery and Toxicity Testing, Epithelial Cell Biology, Organoids, Stem Cell Biology, Transplantation Research
 
Formulation Category
Serum-Free
 

Data Figures

Figure 1. Organoids Grown in PancreaCult™ Organoid Growth Medium (Mouse)

Pancreatic exocrine organoids are observed within one week when cultured in (A) Corning® Matrigel® domes or (B) a dilute Matrigel® suspension. Organoids were imaged during passage 2, on day 4.

Figure 2. Mouse Pancreatic Organoids can be Initiated from a Variety of Starting Materials

PancreaCult™ Organoid Growth Medium (Mouse) enables the initiation of pancreatic exocrine organoids from (A) duct fragments, (B) single cells and (C) cryopreserved organoid fragments. All organoids were grown in Matrigel® domes. Organoids were imaged on day 4 or day 5 of primary culture (duct fragments and single cells, respectively) or day 3 of the first passage post-thaw (cryopreserved organoids).

Figure 3. Pancreatic Organoids can be Grown in Matrigel® Domes or as a Dilute Matrigel® Suspension

Organoids cultured using PancreaCult™ Organoid Growth Medium (Mouse) from freshly isolated pancreatic tissue fragments and plated in (A) Matrigel® domes or (B) as a dilute Matrigel® suspension. Organoids grown in either culture condition are typically ready for passage within 3 - 6 days.

Figure 4. Pancreatic Exocrine Organoids Display Markers of Pancreatic Progenitor and Ductal Cells

Pancreatic exocrine organoids grown in PancreaCult™ and stained for nuclei (DAPI, blue), ductal marker KRT19 (green) and pancreatic progenitor marker PDX1 (red). Organoids were imaged during passage 12 on day 5. Note: The folded appearance of epithelium is a function of cryosectioning and not representative of the shape of proliferating organoids.

Figure 5. Pancreatic Exocrine Organoids Retain Pancreatic Marker Expression During Passaging

Pancreatic organoids express stem cell markers and those typical of the pancreatic exocrine system, including (A) Axin2, (B) Krt19, (C) Muc1 and (D) Pdx1. Relative quantification (RQ) of each marker is reported relative to the 18S and TBP housekeeping genes and normalized to C57/Bl6 pancreatic tissue. Marker expression was assayed during early passages (passage 1-5) and late passages (passage 6-10).

Figure 6. Expansion of Organoids Grown in PancreaCult™ Organoid Growth Medium (Mouse)

Organoids cultured with PancreaCult™ Organoid Growth Medium (Mouse) show efficient growth over multiple passages. Cultures were split with an average split ratio of 1:16 at each passage.

Figure 7. Pancreatic Exocrine Organoids Provide a Model for Pancreatic Carcinomas

PancreaCult™ Organoid Growth Medium (Mouse) supports the growth of organoids from pancreatic carcinomas. Pancreatic ducts were isolated from KPC mice (Kras+/LSL-G12D; Trp53+/LSL-R172H; Pdx1-Cre) and cultured in PancreaCult™ Organoid Growth Medium (Mouse). Organoids were imaged on (A) day 4 of primary culture and (B) day three after the first passage. An activated KRAS genotype was retained in organoids during culture. Data used with permission from Dr. David Tuveson.

Protocols and Documentation

Find supporting information and directions for use in the Product Information Sheet or explore additional protocols below.

Document Type
Product Name
Catalog #
Lot #
Language
Catalog #
06040
Lot #
All
Language
English
Document Type
Safety Data Sheet 1
Catalog #
06040
Lot #
All
Language
English
Document Type
Safety Data Sheet 2
Catalog #
06040
Lot #
All
Language
English

Applications

This product is designed for use in the following research area(s) as part of the highlighted workflow stage(s). Explore these workflows to learn more about the other products we offer to support each research area.

Research Area
Workflow Stages
Workflow Stages for Organoids

Resources and Publications

Educational Materials (15)

Publications (2)

The CellRaft AIR? system: A novel system enabling organoid imaging, identification, and isolation A. Stern et al. SLAS Discovery 2022 4

Abstract

Three-dimensional (3D) culture systems have been developed that can re-capitulate organ level responses, simulate compound diffusion through complex structures, and assess cellular heterogeneity of tissues, making them attractive models for advanced in vitro research and discovery. Organoids are a unique subtype of 3D cell culture that are grown from stem cells, are self-organizing, and closely replicate in vivo pathophysiology. Organoids have been used to understand tissue development, model diseases, test drug sensitivity and toxicity, and advance regenerative medicine. However, traditional organoid culture methods are inadequate because they are low throughput and ill-suited for single organoid imaging, phenotypic assessment, and isolation from heterogenous organoid populations. To address these bottlenecks, we have adapted our tissue culture consumable and instrumentation to enable automated imaging, identification, and isolation of individual organoids. Organoids grown on the 3D CytoSort? Array can be reliably tracked, imaged, and phenotypically analyzed using brightfield and fluorescent microscopy as they grow over time, then released and transferred fully intact for use in downstream applications. Using mouse hepatic and pancreatic organoids, we have demonstrated the use of this technology for single-organoid imaging, clonal organoid generation, parent organoid subcloning, and single-organoid RNA extraction for downstream gene expression or transcriptomic analysis. The results validate the ability of the CellRaft AIR? System to facilitate efficient, user-friendly, and automated workflows broadly applicable to organoid research by overcoming several pain points: 1) single organoid time-course imaging and phenotypic assessment, 2) establishment of single cell-derived organoids, and 3) isolation and retrieval of single organoids for downstream applications.
A Multiscale Map of the Stem Cell State in Pancreatic Adenocarcinoma. N. K. Lytle et al. Cell 2019

Abstract

Drug resistance and relapse remain key challenges in pancreatic cancer. Here, we have used RNA sequencing (RNA-seq), chromatin immunoprecipitation (ChIP)-seq, and genome-wide CRISPR analysis to map the molecular dependencies of pancreatic cancer stem cells, highly therapy-resistant cells that preferentially drive tumorigenesis and progression. This integrated genomic approach revealed an unexpected utilization of immuno-regulatory signals by pancreatic cancer epithelial cells. In particular, the nuclear hormone receptor retinoic-acid-receptor-related orphan receptor gamma (ROR$\gamma$), known to drive inflammation and T cell differentiation, was upregulated during pancreatic cancer progression, and its genetic or pharmacologic inhibition led to a striking defect in pancreatic cancer growth and a marked improvement in survival. Further, a large-scale retrospective analysis in patients revealed that ROR$\gamma$ expression may predict pancreatic cancer aggressiveness, as it positively correlated with advanced disease and metastasis. Collectively, these data identify an orthogonal co-option of immuno-regulatory signals by pancreatic cancer stem cells, suggesting that autoimmune drugs should be evaluated as novel treatment strategies for pancreatic cancer patients.

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Formulation Category Serum-Free
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