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MIDSCI™ is Your Trusted Source for High-Quality Lab Chemicals and Reagents
Looking for reliable chemicals to power your research? MIDSCI™ delivers a full range of high-purity reagents, solvents, and buffers designed for life science, pharmaceutical, microbiology, and organic chemistry workflows. From essential acids and bases to specialized biochemicals, growth media, and DNA kits, our inventory ensures precision, consistency, and compliance, backed by Certificates of Analysis (COAs) and Safety Data Sheets (SDS).
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PBFI is a UV-excitable, green ratiometric indicator for intracellular potassium (K) measurements. Ex/Em: 340/505 nm can be used to measure K-bound PBFI, and Ex/Em: 380/505 nm can be used to detect K-free PBFI. It is 1.5X more selective for K over Na, and works well in cytosolic conditions where [K]/[Na] is ~10. Ratiometry is optimal for imaging applications where quantification of intracellular K concentrations is desired, and reduces effects of photobleaching, heterogenous dye loading, and variable cell morphology.
TheWell products are never to be shipped to residential addresses. This decision has been made to safeguard the improper use and application of these products, particularly in the case of injectables and cell therapy treatments. TheWell has the right to refuse any orders that deem unfit use of their products or violate TheWell’s Terms of Use.
TheWell products are sold for Laboratory Research Use Only, Not For Diagnostic or Therapeutic use, and are not to be administered to humans.
To ensure a seamless shopping experience, please provide a non-residential shipping address during checkout where your order can be safely received and stored.
For any singular Distributor customer order/sale price of over $5,000 there will be no return allowed. For any order of $0-$4,999 Distributor may cancel/return any or all Products with a 15% restocking fee within 30 days after delivery of products to the customer by Distributor. After 30 days from receipt of the product from the customer, there will be no return allowed.
VitroGel® STEM
ready-to-use, xeno-free (animal origin-free) hydrogel system
for hPSCs 3D static suspension culture and scale-up
- Establish stem cell spheroids directly from liquid nitrogen (5 min protocol)
- High-quality 3D stem cells for differentiation and organoid formation
- Easy scale-up (from laboratory scale to industrial scale)
- Efficient cell harvesting or subculturing
VitroGel® STEM is a xeno-free (animal origin-free) hydrogel system developed to improve the performance of three-dimensional (3D) static suspension cultures and scale-up of human pluripotent stem cells (hPSCs) to create a high-throughput system to model various tissue and disease states.
This hydrogel system is ready to use with an optimized formulation that fully supports the rapid expansion of high-quality 3D stem cell spheroids with pluripotent properties. hPSCs directly thawed from liquid nitrogen or passaged from 2D matrix coated culture vessels can be immediately mixed with the hydrogel solution for static suspension cultures. Moreover, the optimization protocol is ideal for time-sensitive experiments, as it does not require excessive medium exchanges, which can ultimately save on time and materials. This hydrogel system is compatible with most hPSC culture media and tissue culture vessels. Due to the unique static suspension culture procedure, the requirement for microcarriers for large-scale bioreactors is eliminated, making cell harvesting simple and effective. The 3D stem cell spheroids that are developed using this system can be used for further sub-cultures, patterned differentiations, organoid development, or re-establishing 2D culture morphologies.
“Just add cells” 5 min protocol. No matrix coating required.
VitroGel® STEM is ready-to-use. Just mix with your hPSCs.
There is no laborious matrix coating required to maintain and expand your stem
cells.
Specifications
|
Formulation |
Xeno-free,
functional hydrogel |
|
Use |
3D
static suspension culture for hPSCs |
|
Operation |
Ready-to-use
at room temperature |
|
Biocompatibility |
Biocompatible,
safe for animal studies |
|
Injection |
Injectable
hydrogel for in vivo studies and lab automation |
|
Cell
Harvesting |
20
min cell recovery using VitroGel® Cell Recovery Solution |
|
pH |
Neutral |
|
Storage |
Store
at 2-8°C. Ships at ambient temperature |
|
Sizes |
10 mL
and 2 mL |
|
Number
of Uses |
(10
mL) 90-180 mL suspension culture |
|
(2
mL) 15-30 mL suspension culture |
TheWell products are never to be shipped to residential addresses. This decision has been made to safeguard the improper use and application of these products, particularly in the case of injectables and cell therapy treatments. TheWell has the right to refuse any orders that deem unfit use of their products or violate TheWell’s Terms of Use.
TheWell products are sold for Laboratory Research Use Only, Not For Diagnostic or Therapeutic use, and are not to be administered to humans.
To ensure a seamless shopping experience, please provide a non-residential shipping address during checkout where your order can be safely received and stored.
Tris Base
- Appearance: White, Crystalline Powder
- Purity: ≥ 99.5%
- pH (5% Aqueous): 10.0 - 11.5
- Solubility (40% Aqueous): Clear and Colorless
- Identity (FTIR): Conforms to Structure: ≤ 0.5%
- Loss on Drying (105°C/4h): ≤ 0.5%
- Melting Point: 168ºC – 172ºC
- A280 (40% Aqueous): ≤ 0.07
- A400 (40% Aqueous): ≤ 0.02
- Lead: ≤ 5 ppm
- Iron: ≤ 5 ppm
- Chloride: ≤ 3 ppm
- Sulfate: ≤ 10 ppm
- RNase: None Detected
- DNase: None Detected
*Custom sizes available upon request.
DOT Information: Non-regulated.
Reporter gene based Luminescent assay systems from Perkin Elmer provide a homogeneous assay with 96, 384, and 1536 well formats, no DTT (no smell formulation), Ease of storage (2 to 8°C) and shipping (at RT). Different assay formats allow for varying levels of intensity and half-life depending on your application.
- Choose britelite plus:
- Half-life = 30 min
- Brightest signal = when looking for maximum sensitivity
- Shortest half-life = for continuous processing of samples
- Choose neolite:
- Half-life = 150 min
- High signal intensity, longer lasting signal = good balance
- For both continuous and batch processing of samples
- Best robustness (less dependent on mixing quality)
- Less sensitive to phenol red
- Can be stored 1 month at 22°C
- Choose steadylite plus:
- Half-life = 240 min
- Longest signal half-life = for batch processing of samples
- Super-sensitivity not needed
Perkin Elmer's ATPlite simple and sensitive system is an excellent kit to determine cell number due to proliferation or toxicity. It effectively replaces the MTT assay and can be used instead of the 3H thymidine assays with additional analysis.
- Choose ATPlite (2 steps):
- Half-life> 4 hours
- Longest half - life = for batch processing of samples
- 2 step system with separate lysis and detection steps
- More suited for Academia Choose
- ATPlite 1step:
- Measure within 30 min
- Brightest signal (~3x the counts of ATPlite 2Steps) = when looking for maximum sensitivity
- For continuous processing of samples
- True 1 step system = More suited to HTS
6016736 |
6016731 |
6016739 |
6016943 |
6016941 |
6016947 |
6016949 |
|
| Assay Protocol | 1-step |
1-step |
1-step |
2-step |
2-step |
2-step |
2-step |
| Automation Compatible | Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
| Detection Method | Luminescence |
Luminescence |
Luminescence |
Luminescence |
Luminescence |
Luminescence |
Luminescence |
| Experimental Type | In vitro |
In vitro |
In vitro |
In vitro |
In vitro |
In vitro |
In vitro |
| One Unit Contains | 10 mL |
100 mL |
1000 mL |
300 assays |
1000 assays |
5000 assays |
10000 assays |
| Product Brand Name | ATPlite |
ATPlite |
ATPlite |
ATPlite |
ATPlite |
ATPlite |
ATPlite |
| Shipping Condition | Ambient |
Ambient |
Ambient |
Ambient |
Ambient |
Ambient |
Ambient |
| Unit Size | 100 (96-well) / 400 (384-well) |
1,000 (96-well) / 4,000 (384-well) |
10,000 (96-well) / 40,000 (384-well) |
300 (96-well) / 1200 (384-well) |
1,000 assay points |
5,000 (96-well) / 20,000 (384-well) |
10,000 (96-well) / 40,000 (384-well) |
| Vol Capacity | 10 mL |
100 mL |
1000 mL |
N/A |
N/A |
N/A |
N/A |
Reporter gene based Luminescent assay systems from Perkin Elmer provide a homogeneous assay with 96, 384, and 1536 well formats, no DTT (no smell formulation), Ease of storage (2 to 8°C) and shipping (at RT). Different assay formats allow for varying levels of intensity and half-life depending on your application.
- Choose britelite plus:
- Half-life = 30 min
- Brightest signal = when looking for maximum sensitivity
- Shortest half-life = for continuous processing of samples
- Choose neolite:
- Half-life = 150 min
- High signal intensity, longer lasting signal = good balance
- For both continuous and batch processing of samples
- Best robustness (less dependent on mixing quality)
- Less sensitive to phenol red
- Can be stored 1 month at 22°C
- Choose steadylite plus:
- Half-life = 240 min
- Longest signal half-life = for batch processing of samples
- Super-sensitivity not needed
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