No title

17 February 2021 4,217 3 View

Which CGRP I could use to treat murine cells in vitro?

Does anyone worked with CGRP on mice. I m stuck with which the product good to use. I found Sigma products are good but Sigma has a lot of CGRP products and papers didnt mention the code or cat#...

16 February 2021 8,344 2 View

Why do cells die after adding MTT dye?

I was doing MTT assay, and in the last day before adding the MTT; the cells looked good (or so I think), but after aspiration of the drug and addition of MTT dye I noticed that most cells seemed...

07 February 2021 3,846 4 View

How do I get spectral power distribution (SPD) of my photoluminescence sample to calculate chromaticity coordinates?

Hi, I have photoluminescence samples which I already characterized and from that I already obtained the steady-state photoluminescence (SSPL) property. I want to draw CIE chromaticity diagram to...

24 January 2021 7,770 1 View

How can I stain 3d printed cells in hydrogel without damaging the gel?

I tried staining my cells in a gel using standard protocols with 4PF% for fixation and triton-X or saponin for permeabilization but the gel always gets damaged throughout the steps, and at the end...

17 January 2021 4,170 1 View

Do you think that GIS is going to vanish in next ten years or visa versa?

Smart application and Google earth and google maps are now becoming a huge geo spatial data base and this may decrease the use of software related to GIS

29 December 2020 3,940 12 View

How can one synthesize the Inverted Core-Shell Particles (ICS)?

Dear RG colleagues, how can one synthesize the inverted core-shell particles (ICS) from a polymer and a Nano-metal oxide? Where the polymer is a core and the metal oxide is a shell. Under which...

01 December 2020 9,895 2 View

Why do I get low absorbance in MTT assay?

I have been trying to do MTT assay using HCT-116 cells but I have been getting very low absorbance readings (absorbance is usually 0.25 and below) even though iam seeding 30,000 cell/ well. I have...

16 November 2020 3,588 3 View

What do you think the percentage of educational lost by students in courses where labs and workshops are necessary?

During the current pandemic, most educational institutions all over the world were forced to on-line education which led students to be away from practice applications such as labs and workshops....

30 October 2020 3,254 16 View

What is the relationship (equation) between node transmission range and node density in wsn?

I am simulating routing protocol in wsn the orginal simulation was based on 802.11 mac and physical layer and I am using 802.15.4 as you know the transmission range in 802.15.4 is less, which...

20 August 2020 8,888 2 View

What is Nano technology with coronavirus helpe the human..and is it nano mterals removal of covid19?

I anwar by adsorption or reaction ..but it is either more method...

02 March 2021 4,811 2 View

How to compare different concentrations of nanoparticles for characterization from ICP-MS?

I took measurements of different concentrations of 15 nm and 5 nm Au nano particle solutions. I'm trying to determine which concentration I measured gives the best reading overall. I also...

02 March 2021 7,626 1 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

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

LEDs on Vis Light photo degradation of MB water sol via N doped TiO2 in a mini flume?

Good day to all, I have no experience with light emitting diodes. I am building a glass mini flume to demonstrate the photo degradation of Methylene Blue in water running over self cleaning...

26 February 2021 4,026 5 View

Zno nano particles colour changed from white to grey in process of calcination any suggestions?

In the formation of Zno nano particles process, after drying at 120 degree C, my zno nano particles are completely white but when i calcine it for 450 degree C it converts into grey colour. i...

26 February 2021 2,435 4 View

How to dissolve cross-linked Amberlite IRC120 H, hydrogen form resin?

Hello all, I have used Amberlite IRC120 H, hydrogen form acidic cation-exchange resin for the ion-exchange of waterglass [sodium silicate solution -- 40% Sodium silicate (mol ratio > 3.2)...

21 February 2021 5,614 3 View

What is difference between In-line transmission (%) and Total transmission (%) value of optically transparent Ceramics?

I am working on transparent/translucent zirconia-based ceramics. In many papers, I have seen that they are reporting both In-line transmission (%) & Total transmission (%) value of...

20 February 2021 9,405 6 View

How can I measure the surface interaction or surface interfacial chemistry between polishing abrasives and upper surface of substrate ?

I am working on polishing abrasives. I need to do few characterizations ? which can provide the on time surface chemistry of substrate with polishing abrasive during optical polishing. I would...

18 February 2021 5,319 3 View

How to get rough estimation of the concentrations of Oxygen and moisture inside the glove box?

Dear colleagues, I was just wondering if you can suggest a good method to get a rough estimation to the concentration of O2 and H2O inside the glove box as unfortunately, our glove box doesn't...

17 February 2021 1,012 3 View