How do I transfect a large plasmid into PC12 cells with nerve growth factor (NGF) receptor?

I have a large 16 kb plasmid, which I need to transfect into PC12 cells. Lipofectamin 2000 didn't work and with GFP alone the transfection rate is very low. I also tried the neon invitrogen...

25 February 2021 6,635 5 View

Calculate pH after addition of base?

04 February 2021 2,232 4 View

Western blot with very acidic proteins, any suggestions?

I am trying to do a Western Blot to detect acidic proteins (~30kDa) that have a PI of ~3.5, due to the presence of Asp and Glu repeats. The proteins are about 80% pure. After I ran them on...

24 January 2021 7,226 3 View

How does one create IFORM contours?

Hello: Can anyone assist with plotting IFORM contours. I have been trying to plot contours using Hs and Tp as variables. The marginal distribution is a GPD-Kernel density and the conditional...

12 December 2020 4,355 3 View

How can I transfer heat between groups in Gromacs?

Is it possible to transfer heat from one group to another using simulated aneeling technique in the Gromacs software? I would like to transfer heat from a gold nanoparticle (group 1 from 310 to...

20 November 2020 9,062 3 View

How to analyze sodium lauryl sulfate using HPLC-RID?

Hi, I am analyzing the content of anionic surfactant: sodium lauryl sulfate (SLS) in commercial detergents using HPLC-RID/refractive index detector. I used column Agilent Zorbax Eclipse XDB C-18...

15 November 2020 1,405 2 View

Seeds of wild Brassica rapa?

Hi, We are a team working on wild and cultivated plants and our stock miss of seeds of Brassica rapa from wild populations in Europe. We are based in Finland, we wonder if any laboratories in...

25 October 2020 857 3 View

Which proteins are continuously expressed (at stable levels) in mammalian monocytes and thus, suitable controls for Protein expression studies?

Hello! Currently I am testing whether an externally added agent affects the expression of only one particular protein or whether it generally inhibits protein synthesis due to its toxicity. For...

14 September 2020 6,359 3 View

Suggestions for an easy experiment on an inverted fluorescence microscope (students lab course)?

09 September 2020 290 3 View

Would ER NiCrMo-3 be the best option for weld overlay of carbon and low alloy steels?

Alloy 625 is the most popular alloy for weld overlay. Without considering the price factor, would NiCrMo-3 be the best technical option for weld overlay of API 5L and low alloy steels, in general,...

24 August 2020 2,478 4 View

What are the most reliable approaches to extract key continuous frames from a video, with complete automation?

I have an input video, of skin (from a microscope that means it is magnified such that blood capillaries are visible). The idea is to extract 15 sec of continuous frames from a video of 1 min,...

02 March 2021 2,735 2 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 can extract ciprofloxacin hydrochloride disolve in water er to organic solvent such as dichloromethan or any other solvent?

I need a procedure to extract the ciprofloxacin hydrochloride from aqueous solution by using dichloromethane in detail,. I thank you very much.

01 March 2021 4,306 1 View

Which bacteria are suitable for quorum sensing screening?

I want to find a quorum sensing inhibitor from plant extracts. Klebsiella pneumoniae, Moraxella catarrhalis, Staphylococcus aureus, and Streptococcus pneumoniae. I looked for these strains...

01 March 2021 7,675 3 View

How to perform statistical analysis of coefficients extracted from transform techniques?

I am studying the potential of DCT and FFT coefficients extracted from a signal to classify the different objects that emit the signal. I applied the Shapiro-Wilk to confirm that data was not...

01 March 2021 8,079 2 View

How to remove fatty material from plant extract?

The resultant solid was partitioned three times with 250 ml of petroleum ether (40-60/c) to remove any fatty material and evaporated to dryness.

28 February 2021 9,464 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

Can water be extracted from Olivine?

I have always been interested in geology and wondered about how unique structures of materials behave in different circumstances. I stumbled upon Olivine, the magnesium iron silicate, and heard...

28 February 2021 7,330 4 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

How to make fractions of chloroform extract of plant, using seperating funnel?

28 February 2021 8,466 2 View