What is the best way to isolate proteins which are located in the endosomes and the ER membrane?

For one of my projects, I need to perform WBs on cell lysates. The protein of interest (LRAT) is located in the endosomes and the membrane of the ER. What is the best protocol to isolate proteins...

25 November 2020 969 3 View

How to increase the signal of the protein standard when performing western blot?

Hi, I'm writing my master's thesis on the characterization of human proteins which I express and purify from E. coli. I'm performing western blot to verify my protein, but the protein standard...

06 October 2020 1,107 5 View

Tips on interpreting cell morphology and counting mouse primary aortic smooth muscle cells?

Hello, I recently started culturing mouse primary aortic smooth muscle cells (purchased from Cell Biologics) with the media supplied by the same company (5% FBS and a whole lot of other stuff)....

19 March 2020 9,781 3 View

Can someone help with human aortic smooth muscle cells (HASMC)?

Hello, I just started working with human aortic smooth muscle cells (HASMC) for the first time and experienced contamination problems. I purchased Lonza's human smooth muscle cell systems with...

17 February 2019 809 2 View

Isolating high molecular weight DNA from a single feather?

I'm attempting to extract DNA from a single retrix from a small sparrow. I have upwards of 200 samples but only one feather per individual. The feathers have no visible blood spots on them. I've...

14 August 2018 5,190 2 View

Why an actin band does not appear on gel after PCR for BMM diffrerentiated into osteoclasts?

Hello everyone, I am currently trying to set up at a new lab in order to begin experiments on osteoclasts. Before starting anything, I wanted to make sure that BMMs have indeed differentiated...

17 May 2018 3,308 3 View

Is there any significant difference between Silver and Au as electrodes for polymer thin films dielectric constant measurements?

12 June 2017 3,702 3 View

Does anyone know any questionnaires which measure the use of social media?

I need a questionnaire to measure individuals use of social media e.g. how much they use it etc.

25 October 2016 1,045 3 View

Why do Galleria mellonella fail to pupate sometimes?

I'm using wax moth larvae for some soil baiting experiment, and I'm not sure why some larvae seem to "forget" to moult one last time, and die in failing to pupate, stuck in hardening exoskeleton....

01 May 2016 5,175 2 View

What is the best way to quantify gene expression for 22 genes in 1200 samples?

Hi all, I would like to study the gene expression levels of 22 genes in 1200 different samples. Since normal qPCR is humanly not doable here (26400 reactions) I would like to know if anyone knows...

14 March 2016 5,576 3 View

What SPSS analysis should I run with one IV (with two levels) and two DVs?

Hi, I am trying to figure out which test would be most appropriate to run for the following question: Is there a difference in task blood pressure between smokers and non-smokers? There are two...

01 March 2021 8,235 2 View

Mediation path analysis - Can I run two seperate models?

I am wanting to run a serial mediation model with 2 x IVs, 2 x MVs, and 3 DPs (all continuous). Is it problematic to run 2 different models for each IV, keeping the MVs and DPs the same in each...

27 February 2021 5,681 3 View

SEM or Multiple Regression for an analysis without Latent Variables?

Hello, I have three hypothesis to test, all with the same IV. I am testing if the effect of the IV on the first DV is mediated by awe. I am then measuring whether the effect of the IV on a...

26 February 2021 8,399 5 View

Are there lab markers/pens resistant to Roti-Histol?

Hi, I'm looking for a pen/marker to write on the smooth, transparent (non-frosted) part of microscopy slides which does not get washed away by alcohols and most importantly Roti-Histol. I want to...

24 February 2021 9,902 5 View

Why anti-CD20 or other antibodies are not used to label target cells in flow cytometry t-cell cytotoxicity assay?

New to the field of cell therapy. Why fluorescent-labeled antibodies to target cell antigens are not used for determining target cell count by flow cytometry in cytotoxicity assay (eg car-t)? Cell...

21 February 2021 3,278 3 View

EMOJI-POLL-3 (Emoji-Association): Can you join the survey?

https://docs.google.com/forms/d/e/1FAIpQLSfaaCWZZqMIhoz5yj_5dxggvb6-cISx3GUHssYUWZWKbpx3UA/viewform Dear colleagues! We ask you to participate in a series of surveys related to the scientific...

26 January 2021 5,969 3 View

Is it possible to conduct a simple linear regression with a continuous value as an DV and 3 categorical ones for the IV?

I am currently writing my dissertation on the potential effect of bilingualism on intelligence scores. The latter is represented by a scale on the Y axe. My independent variable is the linguistic...

24 January 2021 5,336 2 View

Where can I get a Music therapy database for Alzheimer's Disease?

I am working on the effect of music therapy on persons with Alzheimer's Disease. I require EEG signals of healthy individuals and people with Alzheimer's Disease/Dementia that have undergone music...

22 January 2021 8,613 5 View

How commonly do you encounter Rummination Syndrome in your GI practice?

Do diaphragmatic breathing and speech therapy actually help? How often did you require multidisciplinary team approach?

17 January 2021 5,998 0 View

Is it possible to combine two continuous variables into one categorical variable in order to create a dummy in SPSS ?

As background, in my model, my independent variable is visual clutter which has two conditions (higher visual clutter/ low visual clutter) and the conditions measure the amount of visual clutter...

13 January 2021 4,760 4 View