Best plasmid could be used as a standard curve for AAV titration?

I have been trying to have a good AAV titration for my production and I have tried different plasmids to set up as a standard curve but each one behaves differently. i am trying to use ITR for...

23 February 2021 5,167 3 View

Pls inform me if the problem here is in the used red safe. im using the red safe of vivantis co, Malysia. using 5 microliter per 100 ml of agarose?

Why the ladder is always with so closle or attached bands after the 500 bp band whatever i use a type of ladder ( 5types) and also the PCR product is bended. is this has a relation with the used...

05 January 2021 5,211 5 View

Is it important/advisable to write a summary for each theme (and subthemes) in Thematic Analysis?

I am conducting semi-structured interviews with graduate students to explore their academic writing challenges. I am using thematic analysis to analyze the Qual findings. Should I include a...

31 December 2020 3,593 22 View

Using Matlab and the analytical solution for Room acoustic modeshapes, is it possible to plot modes in 3D?

mode shapes similar to attached image.

27 November 2020 4,262 7 View

What tool can I use for creating a Quantative Trait Loci map from SSR data?

I have SSR data for some individual of three hybride How I construct QTL mapping of yield according to these data ?

02 October 2020 502 5 View

Labs for purification, identification & isolation of unknown proteins form native sample of honey and to test versus GS-9L cells in vitro?

I asked for protein purification, identification and isolation of unknown proteins and test versus GS-9L other than that we already got in our patent WO/2014/040605 - form native sample of honey?!

23 September 2020 1,839 3 View

Hi everyone, do you know any GPS logger that we can use to conduct travel time surveys and which is easy to extract the data from ?

We are currently planning to conduct Freight Master Plan in the state of Qatar, one of the requirements is to conduct travel time surveys, therefore we are currently searching for GPS devices that...

22 July 2020 1,889 1 View

How can I quantitatively analyze a sample with carbohydrate content?

Can anyone -who may have hands-on experience in analytical chemistry or photochemistry- help me how can I quantitatively analyze a sample with carbohydrate content?

09 July 2020 3,663 2 View

Any Predictive Markers for Severe COVID-19 in children?

Predictive Markers for Severe COVID-19 Identified

15 June 2020 1,375 5 View

How to critize (Evidence based medicine) this paper?

24 May 2020 5,489 3 View

Gel electrophoresis result for total RNA samples, 1.5 Agarose gel was used, How to improve the integrity of RNA?

Gel electrophoresis, RNA degradation, RNA extraction from fresh tissue

02 March 2021 5,433 5 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

Is it possible for two human neuronal cell lines to have different gene sequence for the same protein?

I am looking at the ATP1A2 (Sodium/Potassium ATPase alpha subunit 2) in two human neuronal cell lines. Expression levels of this protein seems to be almost equal when detected by one antibody....

01 March 2021 3,607 3 View

Problem with shRNA transfection. Why are only two plates getting contaminated instead of all?

I transfected my LNCaP-WT cells with 3 shRNA plus their NTC two weeks ago and split two puromycin selected cell plates on Friday last week(Feb 26). I checked for GFP in the cells, and they all...

28 February 2021 4,949 3 View

Genome-wide gene identification protocol ?

Is there any book chapter/book, webpage or research article available to understand genome-wide gene identification?

28 February 2021 8,095 1 View

Any specific pipeline or parameter to analyse total transcriptomics study of brain tissue samples?

I have two groups of brain samples, control and treated for example. It was total RNA nova seq sequencing. I tried all the available pipeline like: star+rsem+deseq2, Hista+stringtie+cuffdiff,...

27 February 2021 356 6 View

Why is the efficiency of viral mRNA electroporation in PBMC low?

Hello, I have been struggling with the electroporation of PBMC with HIV-I mRNA. Although the quality of the RNA generated is good, and the handling of the cells in meticulous, the frequency of...

27 February 2021 9,233 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

What is the best concentration of cDNA to be used for qPCR?

I have synthesised cDNA from 500ng/ul of RNA. The concentration of the cDNA Is about 5000ng/ul. Should I dilute my cDNA or just use it as it is for my qPCR? I usually use 2ul of cDNA for a 20ul...

24 February 2021 8,618 3 View