ELISA micro-plate reader emulator "Digital-OD"

06 July 2017 7,421 3 View

How can i download seq from NCBI FTP server?

I want to download a seq from the NCBI FTP server,I tried to download with ftp clinet like filezella and sftp but both didnt recognize the assamply folder and failed to download any files or...

01 February 2016 9,371 0 View

What is the minimum requirement for local Galaxy instance for single user?

i'm planning to install my own Galaxy instance on my laptop which is Core I3 with 8GB ram and 15GB assigned as SWAP. is this will be fast or not compared to the main server or i have to use cloud?

10 November 2015 704 0 View

how does DNA sequencing device determine the F and R primers in PCR product?

i have two files from the DNA sequencer one for the foreword strand and the second for the reverse strand how the device separate them and does it can recognize the direction of the primer

03 April 2014 8,039 5 View

What is the perfect length of 16s rRNA gene suitable for an accurate species identification of unknown isolate?

Molecule identification of unknown is very helping tool using 16s rRNA gene analysis. In some cases the output file only contains about readable 600 base pairs. Is that enough to identify the...

02 March 2014 6,748 16 View

Can the monoclonal antibodies (Mab) reaction with Seabream (Sparus aurata) be used to detect immunoglobulin M (IgM) Argyrosomus regius?

I want to use this antibody to detect the immunoglobulin M (IgM) of Argyrosomus regius.

02 March 2014 9,196 2 View

How is the elastase test performed?

I want to do an elastase production test. How can I do it?

02 March 2014 367 2 View

Is there any other test that could replace ONPG test in biochemical tests of unknowns?

ONPG is one of the important biochemical tests for biochemical identification of unknowns. Which test can replace it?

01 February 2014 3,383 9 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

Can we distinguish the type of free fluid inside the pelvic and abdominal cavities whether blood or serous fluid using the ultrasound?

during ultrasound examination of acute abdomen, sometimes we see free fluid , can we know the type of fluid ,whether blood or not , using ultrasound only? if yes , what are the sonographic...

01 March 2021 7,476 4 View

How to separate water from glycerol solvent in a solvent recovery vacuum distillation column?

I am currently doing my third year design project. I have been assigned to design a glycerol recovery column in vinyl acetate monomer production. The process unit before the recovery column is an...

01 March 2021 9,525 4 View

What is the state of the drug inside solid lipid nanoparticles (SLNs)?

I am a little confuse with the mechanism of solid lipid nanoparticles (SLNs). The main point of encapsulating drugs into SLNs is because some drugs have low solubility in water. Therefore, SLNs...

01 March 2021 3,703 3 View

Why is the sum of the elements in a row in a Q matrix equal to zero?

When explaining substitution models, the substitutions are expressed as Q matrix. Why is the sum of the elements in a row zero?

28 February 2021 3,864 3 View

Does different dilution factors affect negatively on NH3 reading ?

I have a sample of treated water sample & asked to obtain ammonia conc. in sample using a machine with 5-25 ppm detection range. However, upon testing with different dilution factors, all...

27 February 2021 8,483 3 View

How to calculate Ligand-active site distance in a ligand-protein complex from MD simulation?

I have run a MD simulation of a ligand-protein complex in GROMACS using CHARMM forcefield. Reviewer has asked me to calculate Ligand-activesite distance and binding free energy of ligand with...

27 February 2021 4,703 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

Is there an open source free software for text mining and sentiment analysis?

I am looking for a free software for text mining and sentiment analysis for my research on customer review mining (it involves calculating polarity of attributes,opinion oriented information...

25 February 2021 1,920 6 View

Which are the journals for free paper publication?

A bunch of flower for everybody. I would like to ask about the list of journals which we can publish our paper for free. Thanks in advance. Sincerely Walid

25 February 2021 9,790 3 View