Can someone help me to how to optimize the chromatin digestion for my CHIP experiment?

Hi everybody, I am doing CHIP experiment. The problem is that in my gel agarose I see alot of DNA with big size (longer that 1000 bp) which means there is alot of unfragmented DNA in my gel. I...

06 September 2020 1,507 5 View

Can someone explane the difference between spheroids generated from primary cells and spheroid produced from cell line?

Hello everyone, I see a lot of papers with the spheroid generation topic. I know spheroids are used widely for simulation of tumor condition in body. Can someone say which abilities does the...

31 August 2020 3,323 3 View

Does anybody know the difference of the effect of the dextran coated charcoal stripped serum (DCSS) containing medium and DCSS containg medium?

Hi everybody, I have cultivated the C4-2 cell line in double charcoal stripped serum containing medium. A lot of the cells do not attach to the bottom of the flask. If someone has experience...

24 August 2020 9,634 2 View

Does someone have experience with cultivation of C4-2 cells in 15 cm dishes?

I am culturing C4-2 cells in 15 cm dishes in different serumes of 5% FCS and 5% DCSS. since the cells are slow in attaching to the dish in DCSS compare to the FCS if someone has experience, can...

20 August 2020 1,535 1 View

Can someone explain how we can Ioptimize antibody concentration which I wanna use in CHIP-qpcr?

Hi everybody, I wanna use an antibody to determine the presence of a protein in my chip-seq experiment. Can someone help me how can do concentration optimization for antibody which I use ? Thanks...

19 July 2020 9,619 3 View

What will the future of sustainable production and consumption within non-durable goods industry?

Assuming that non-durable goods last less than three years on average, which direction do you think the world businesses and consumers are moving considering the huge environmental impact of...

27 May 2020 4,062 4 View

What are the most influential factors that can move world businesses towards practising environmental sustainability?

The industrial world is confronting the environmental side of sustainability. But, how do you evaluate the incentives - either from society or government- to convince them about sustainability...

09 May 2020 557 47 View

Has someone experience about getting different lifetime result by changing magnification of a sample?

Hi everybody, Does anybody have experiences like getting different lifetime result by changing magnification from a sample? Can this factor lonely has influence on the lifetime of a tissue? Bests

20 March 2020 8,745 3 View

Can someone suggest a sterilized, clean and trustable pig serum company for ordering?

Hi everyone, I currently did some experiments with a pig serum (notnheat inactivated), which the control negative of that showed bacterial contamination. As I have to filter it befor using and I...

01 December 2019 8,649 3 View

How much is the possible maximum dose for cells without showing toxic effect?

I extract the primary RPE cells from pig. As I see in several time extraction high contamination of bacterial in my cell culture flask in the 3rd day after extraction. Sometimes they survive...

18 November 2019 8,623 5 View

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02 March 2021 3,060 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

Is there a powerful system for the security of the systems distributed on IoT systems?

Is there a powerful system for the security of the systems distributed on IoT systems?

02 March 2021 3,858 10 View

How Relativistic effects is one reason for lanthanide contraction?

The Lanthanide contraction which is the decrease in ionic radii of the elements in the lanthanide series from atomic number 57, lanthanum, to 71, lutetium, is due to poor shielding of the 4f...

01 March 2021 2,272 4 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

No title

28 February 2021 9,936 2 View

For modelling epoxy-based matrices (in composites), which model in ABAQUS is the most suitable, Concrete damaged plasticity or Drucker-Prager model?

I am working on developing a micromechanical FE model for predicting kink-band formation in UD composites. To model matrix plasticity, which model, out of Concrete Damaged Plasticity and...

28 February 2021 5,415 1 View

When is it unnecessary to change organisational culture?

As a former management practitioner, I recall a generally accepted view that changing organisational culture is difficult, so you should only attempt it if the organisational change that you are...

27 February 2021 2,595 8 View