How to solve a problem in analysis of colistin sulphate using HPLC-UV?

Hi everybody, I am setting up a method for analysis of colistin sulphate by HPLC-UV. I tried different previously-published methods but the results were not acceptable (long run time, bad...

16 January 2021 5,911 3 View

Does hyaluronic acid aggregate in the pH range of 3-4?

Dear researchers and Scholars Is it possible for aqueous hyaluronic acid solution to aggregate when entering to the colloidal nanosolution with pH about 3-4 ? I want to add hyaluronic acid to coat...

09 September 2020 9,688 3 View

How to get stable polymeric micelle?

03 July 2020 8,476 2 View

Why absorbance of dye solution increases after long irradiation time?

I have observed that the absorbance is increasing at long irradiation time during photocatalytic experiment for a perovskite material .Even I completely separate the catalyst particles with the...

13 December 2019 3,911 5 View

Has anyone ever used FCN (deeplearning) for one dimensional data in structural damage detection?

I'm working on deep learning in structural damage detection on bridge by signal (that is one dimensional data) . for that i want to get some information about Fully Convolutional Networks (FCN) in...

13 November 2019 9,347 3 View

Connected component label in matlab?

I want to connect these labels .can I just connect these without converting it to bw ? and I need help in the algorithm of connecting these labels in matlab.Thank you

19 July 2019 7,777 5 View

Parsing of building facade in image processing?

Hi, I am trying to to have a segmentation of building facade just like these two pictures that I have sent.I have tried watershed algorithm but unfortunately it did not work. I mean I could not...

20 June 2019 9,511 3 View

Hi, i am looking for anionic polyacrylamide or poly(acrylic acid) with charge density around 2 meq/g and low mw of 50000 g/mol?

what chemical suppliers are providing such polymers?

09 September 2018 7,331 1 View

How to generate retroviral producer cell line using big construct?

Hi there, I want to generate retroviral producer cell line using Phoenix eco cells for transfection and E86 cells for transduction. My construct is about 9.2 kb but the insert part (from 3' of...

11 June 2018 6,842 6 View

How to run and install Enthought Python Distribution (EPD) package?

I've been looking for Enthought Python Distribution package for windows 10 on https://www.enthought.com/product but could not find one. When I go to Products->Enthought Python Distribution (EPD)...

28 January 2018 2,006 2 View

How to normalise data on OPM package from R Studio ?

Good afternoon, I recently used OmniLog from BIOLOG for my experimentations : I tested the metabolism of different strains on 2 types of plates. I have 16 strains of 3 different groups...

02 March 2021 3,584 1 View

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View

Does anyone know HRM channel in a 2 plex QIAGEN Rotor- Gene Q qPCR can be used as a separate channel?

I am going to have 3 different probes in my qPCR work that I am going to do. But I realized that the machine we have in the lab is a Rotor-Gene Q 2plex HRM Platform, saying it has green, yellow,...

01 March 2021 8,544 1 View

What are the most relevant MSc proposal topics for Petroleum Production Engineering at the moment?

I am a Petroleum Production Engg MSc student at Robert Gordon University in Aberdeen and I am in the process of selecting a topic for my MSc Engineering Investigation proposal. I would very much...

01 March 2021 7,396 4 View

What is the indication of the absence of peaks in Methanol electrooxidation CV curves ?

I have several question regarding the MOR; hope anyone help me better understand. 1- in CV using (KOH+MEOH) what is the indication of absence of the redox peaks? shouldn't they exist as a sign...

28 February 2021 4,851 8 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

Has anyone used the Illumina ITS1 primer sets?

Hi everyone, Illumina provides a list of primers to amplify with high taxonomic coverage the ITS1 region for further fungal sequencing, but I cannot find the exact amount necessary of each...

25 February 2021 6,969 3 View

Unknown debris sheets observed in cell culture flasks?

Hi, We culture neural progenitor cells in T175 culture flasks coated with PLO-Laminin. We have successfully grown these cells with our protocol for months. Recently, we observed large sheets...

25 February 2021 3,443 4 View

Is there any one who can provide a donation of HPV detection and genotyping kits in exchange collaboration fors?

Warm greetings My name is Ayichew S. and I am doing my Ph.D. in Medical Microbiology (on Human papillomavirus). At this stage, I have almost completed a clinical sample Cervical swabs)...

25 February 2021 1,660 3 View

Is there any one who can provide a donation of HPV detection and genotyping kits in exchange collaboration forms?

Warm greetings! My name is Ayichew S. and I am doing my Ph.D. in Medical Microbiology focusing on Human papillomavirus). At this stage, I have almost completed a clinical sample (Cervical swabs)...

25 February 2021 3,612 3 View