Unable to detect a truncated protein variant, but I can observe a truncated cDNA from Sanger?

Hi, so basically... I am trying to mimic a clinically observed condition wherein a frame-shift mutation happens only at one allele of the patients, giving rise to a truncated variant which evades...

17 February 2021 1,130 6 View

Contamination when culturing primary uterine endometrial cells?

Dear everyone I'm working on the endometrium of the uterus. I need to extract endometrial cells from the endometrial tissue. Usually, I will separate the tissue into 2,3 mm pieces and incubated in...

25 November 2020 7,428 3 View

What are the morphological changes of PC3 cells during autophagy and/or apoptosis?

I was performing wound healing assay seeding 300,000cells/well in 6 well plates with 2mL RPMI medium. At 0hr after intervention, the cells looked like the first picture. At 24hr after...

18 November 2020 9,671 2 View

Does PROCESS v3.5 by Andrew F. Hayes with SPSS Statistics 27 on MacOS 10.15.7 work?

After installing the PROCESS v3.5 tool, I ran a mediation model 4 with three variables (N = 125). The warnings below showed up on the output window, and the status at the bottom shows, "Running...

15 November 2020 3,930 14 View

How do you deal with massless particles in SR, since they can't have four vectors?

Suppose a photon is observed to have some three velocity v in an inertial frame O, another inertial frame O' is moving away from O with another three velocity u. Is there a general way to get the...

10 October 2020 5,132 3 View

PC-3 cells: what does a neuron like/threadlike morphology indicate about the cell's condition?

I was performing wound healing assays with PC-3 cells (cultured in RPMI+10%FBS; 500,000 cells/well in 6 well plate). I seeded them for 24 hours, then applied the scratch with a 100uL pipette tip....

03 September 2020 7,664 4 View

Do you have any references on "Process to develop Child centered Social accountability"?

Dear all , I am working as the consultant for Save Children International to develop and pilot a process named " Child Centered Social accountability" in Vietnam. Does anyone know where I can get...

31 August 2020 6,297 5 View

How to build up a cell model for endometrium receptivity?

I want to conduct some research on the topic of endometrium receptivity, but I only have HEC1A cell line available. Can you please share with me the experience in using which cell line for this...

26 August 2020 2,381 1 View

What is the maximum value of PC-3 cells you can plant in a 10cm Petri Dish?

I thawed & planted the cells in a 10cm Petri dish on the morning of day one. four hours later, it looked like the first image under the microscope. on the morning of day two, it looked looked...

26 August 2020 7,175 2 View

A comprehensive guide for reproductive engineering techniques in mice?

Dear everyone, I'm doing research on infertility and need to collect sperm from male mice's caudal epididymis. Sometimes the results are good but sometimes we can not get any sperms. I have been...

20 July 2020 215 3 View

Which is a lucid standard comprehensive book to guide on psychological scale construction and its standardization?

02 March 2021 7,082 3 View

Looking for genomic DNA extraction kits from mouse tissue (centrifuge-based, not spin-column)?

Hello. I am looking to extract genomic DNA from mouse brain and lungs and I need a kit that is not spin-column based because I need to scale up the solution amounts for 400mg tissue (most cap at...

25 February 2021 155 2 View

How do I understand the relationship of age and the answers on Likert scale?

Hi people, I want to see the relationship between 4 age categories and Likert scale questions on SPSS, which method or test is the best to find that out? To be more exact, I want to measure if the...

10 February 2021 2,241 3 View

Where can I find the Affiliate Stigma Scale developed by Mak and Cheung?

Need the scale for a dissertation. Would be better if I could get it for free since my work is not funded. I need the English version of this scale.

09 February 2021 4,022 3 View

Any recommendations for open-source survey form builder, which has option for semantic differential scale questions apart from Likert scale?

Asking this as Google forms doesn't allow multiple items in a semantic differential format.

04 February 2021 5,869 4 View

Can I add a neutral option in a 4-point Likert scale?

Hello, I want to use a motivation scale with my students (secondary school) for my research, but the scale is in a 4-point Likert style with no neutral option (Certainly true - True - Not True -...

04 February 2021 4,757 13 View

How do I scale up a column for preparative isolation/purification from analytical conditions in HPLC?

What protocol should I follow to determine optimum separation conditions using an analytical column in an HPLC system?

03 February 2021 7,288 3 View

Hello friends, happy evening !! I am just wondering if you would know where I can find the (ALTS) altruism scale by S.N.Rai and S Singh to download ?

ALTS is an altruism scale developed by S.N Rai and S.Singh.

02 February 2021 7,243 2 View

How is it possible to rank variables using Likert scale?

Hello Everyone, I have a questionnaire of a 3-point Likert scale for an overall evaluation for a service, and several detailed attributes evaluation of that service. For example: Overall...

31 January 2021 9,612 8 View

How can I use nonparametric tests for Likert scale?

I have 32 items 5-points Likert scale to capture 4 different theoretical constructs. I am going to compare two independent groups. The Liker scale is treated as ordinal. - Construct 1=...

30 January 2021 8,482 14 View