What is the best (proper) method to thaw buffy coat ?

03 April 2017 9,189 0 View

Copy number variation (CNV)-QuantaSoft software?

I want to ask concerning on QuantaSoft software. For copy number variation (CNV) what the type i have to choose for FAM as well for VIC.

02 March 2017 9,938 0 View

TaqMan Copy Number Assay?

How long to thaw the component for TaqMan Copy Number Assay? What is the rpm,degree Celsius, duration to centrifuge the component for TaqMan Copy Number Assay?

02 March 2017 3,819 4 View

How to dilute restriction enzyme EcoRV.?

So that i can assemble directly in ddPCR SuperMix

01 February 2017 5,523 2 View

Extraction of DNA?

Is it a necessary buffy coat I aliquots for extraction of DNA is added with RNA later prior to storage at -80C?

01 February 2017 1,114 4 View

Droplet digital PCR (ddPCR) ?

How many times i can freeze and thaw? -For the component as below How long to thaw? -For the component as below Once i thawed can i stored back at -20C?-For the component as below How I should...

01 February 2017 2,171 23 View

Droplet digital PCR (ddPCR), supermix,probe?

How many times i can freeze and thaw? -For the component as below How long to thaw? -For the component as belowOnce i thawed can i stored back at -20C?-For the component as belowHow I should...

01 February 2017 5,594 2 View

Digestion of DNA (Restriction Enzyme-EcoRV) ?

How many times i can freeze and thaw? -For the component as below How long to thaw? -For the component as below Once i thawed can i stored back at -20C?-For the component as below How I should...

01 February 2017 4,411 5 View

Digestion of DNA?

Is it necessary to use MULTI_CORE 10X Buffer fro digestion of DNA?

01 February 2017 9,776 1 View

DNA digestion, storage,duration?

31 December 2016 2,997 6 View

Buffer to disrupt platelet alpha granules for PF4 quantification?

Hello! I want to quantify by ELISA the secreted (from platelets poor plasma) and the non-secreted (from platelet lysate) PF4 before and after TRAP stimulation. I will use the ELISA from R&D...

03 March 2021 1,499 2 View

Buffer Exchange using column packed with sephadex G-25 effect on protein concentration?

Hello, If i am doing a buffer exchange for an antibody of 1mg/mL, does the elution lose protein in the process of buffer exchange? For example, if i flow through 500 uL of 1mg/mL sample, and...

03 March 2021 6,299 3 View

Sample dilution for quantitative analysis using ELISA?

If the detection range is in ng/ml but the reference range is in ug/ml for a molecule or protein in serum or plasma .how to dilute and what is the initial volume to be taken for quantitative analysis

02 March 2021 7,670 3 View

How optimize the Size Exclusion Chromatography?

Hello! I'll do a size exclusion chromatography, but I only have an open column, and I'll perform the peptide extraction from yeast, using buffer lysis (sodium phosphate 50 mM/NaCl 30 mM/DNAse and...

01 March 2021 2,215 2 View

Why are my bands weird in this Agarose gel?

Can someone please give me some possible things that could go wrong? Here is my recipe: 0.5g Agarose 50 mL of TAE 1x 1 uL ethyl bromide. Gel was run at 100V for 1 hour. The buffer used is also TAE.

01 March 2021 9,952 3 View

What do I do with DLS peaks that are from the buffer?

I'm looking at the aggregation of my protein sample using DLS. Unfortunately, my buffer (20mM HEPES) also results in a set of peaks. These are at approximately 1 and 1000 d.nm. The lowest peak...

01 March 2021 9,015 2 View

Anyone that can help with details in phosphopeptides enrichment?

Anyone know the amount of protein before enzymatic digestion for phosphopeptides enrichment of serume sample in Ti-IMAC? Has anyone ever use Ti-IMAC(the material is from Chinese company named...

28 February 2021 7,310 3 View

Does anyone use antinuclear antibody (ANA) and anti-Phospholipid antibody ELISA kit for Non Human Primate serum samples?

I am looking for anti-nuclear antibody (ANA) and anti-Phospholipid antibody ELISA kit for Non Human Primate serum samples. Any suggestions highly appreciated. Thank you.

28 February 2021 6,512 3 View

Why does intensity drops as concentration increases?

Is there any reason for decrease in fluorescence emission intensity of HSA,BSA when increase the concentration ?

28 February 2021 3,653 4 View

What is the most suitable resuspension buffer for TCA/acetone precipitated protein?

I need to extract protein from fermented carbon sources for Bradford assay. Most researchers experiencing insolubility of pellet in resuspension buffer. Please assist me to select most suitable...

26 February 2021 7,129 3 View