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0ans

241views

How should magnetic bead kits for isolating CD4+ T cells from PBMCs be selected?

Medical Devices 蔡蔡助理 2026-05-28 #Magnetic bead separation #CD4+ T cells #Biomedical reagents

Recombinant Biotinyl...

0ans

236views

Which fluorescent dyes for cell viability assays can distinguish live from dead cells without damaging adherent cells?

Compliance OOscarTube9013 2026-07-16 #Cell viability #Fluorescent dye #Drug toxicity

4ans

233views

Which type of collagenase is more stable for perfusion isolation of rat primary hepatocytes?

Reagent Selection 孙孙娟 2026-07-27 #Collagenase #Primary hepatocytes #Rat

4ans

201views

Primary chicken hepatocyte membrane protein extraction, Triton X-100 replacement and specification consultation

Medical Devices TTonyCell 2026-06-23 #Triton X-100 #Primary hepatocytes #Membrane protein extraction

4ans

174views

How much activity is lost when bulk trypsin is aliquoted and subjected to repeated freeze-thaw cycles?

Lab Techniques 老老王小陈5167 2026-03-09 #Trypsin #Aliquot and store #Repeated freeze-thaw

5ans

336views

After the recombinant cytokine lyophilized powder is dissolved, repeated freeze-thaw cycles cause a severe drop in activity. What should be done?

Storage & Shipping 林林小小 2026-08-28 #Recombinant cytokines #Lyophilized powder #Activity

3ans

218views

After reconstitution, will the activity of the recombinant protein significantly decrease if stored at 4°C for one week?

Reagent Selection 罗罗娜 2026-08-29 #Recombinant protein #Cell culture #Storage conditions

4ans

318views

After preparing HRP and storing it in a refrigerator at 4 degrees Celsius, how long can the activity generally remain stable without decreasing?

Lab Techniques SSample5751 2026-02-24 #HRP storage #Activity stability #Western blot

4ans

255views

How long can restriction endonucleases be stored stably at -20 ℃ after being packaged in large packages?

Supplier & Sourcing WWendySample2407 2026-09-01 #Restriction endonuclease #HindIII #Aliquot and store

4ans

205views

Can the rapid endonuclease cleave overnight and will star activity occur?

Lab Techniques 张张刚涛 2026-06-06 #Restriction endonuclease #Star activity #Fast restriction enzyme

4ans

230views

Is the decrease in digestibility after reconstitution of trypsin freeze-dried powder due to storage issues or batch differences?

Medical Devices SSample 2026-08-27 #Trypsin lyophilized powder #Activity preservation #Batch-to-batch variation

4ans

198views

How many bottles of 0.25% digestive juice can be mixed with 1g trypsin powder?

Lab Techniques SSam 2026-08-25 #Trypsin #Cell dissociation #Preparation method

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