How many tumor cells should I seed in a 96-well plate/well for virus infectivity?

The tumor cells are from a variety of cell lines from ATCC .

22 December 2020 1,950 3 View

How does band gap of a semiconductor shift with the lattice strain? and physical significance?

Someone posted a similar question but I have a further question on strain (increase/ decrease atom distance). So I know that the distance increases and decreases the bandgap distance. But can it...

04 June 2020 689 5 View

Goodmorning..when doing genetic analysis of grain yield and yield attributing traits for drought tolerance and yield attributing traits self pollinat?

Goodmorning..when doing genetic analysis of grain yield and yield attributing traits for drought tolerance in self pollinating crops (F2 generation) Vs cross pollinating crops, is it important to...

30 March 2020 1,011 3 View

What is the most appropriate statistical test for my experiment?

I am having trouble identifying the most appropriate statistical test for an experiment I am designing. In this experiment I am looking at multiple markers that indicate a change in structure...

25 November 2019 9,090 2 View

Where could I find some SOPs and formulations for making in house Clinical chemistry reagents?

Hi, I am looking for some resources to be able to find some SOPs and formulations for making in house Clinical enzymatic chemistry reagents like; Triglyceride, HDL-Cholestrol, Oxalate, Lactate,...

25 July 2019 698 2 View

Has anyone else had any problems with PSA antibodies for WB?

I am doing work on prostate cancer cell line - LNCaP - and using PSA antibody to show androgen deprivation. We currently have 3 in our lab, none of which are giving us a signal for western blots....

14 July 2019 2,723 3 View

When thawing cryopreserved cells, can they be added to 0.9% NaCl without loss of viability?

The cells are cryopreserved in 8% DMSO and 2% HSA.

08 November 2018 3,807 3 View

What is second order CFA?

Hi ? I ran CFA in AMOS and fit indices were poor . I ran EFA in SPSS (etracted six factors) and delete some Items that were cross-loading , then run CFA again and now fit indices are within...

30 July 2018 9,679 5 View

Any antibodies against MMP2 and MMP9 that are suitable immunohisto?

Hello All. Can anyone suggest antibodies against MMP2 and MMP9 that work well for immunohisto in the mouse heart? Thanks in advance. Bruce

24 November 2016 7,284 3 View

How can I determine significant differences from multiple response data?

17 February 2016 3,622 3 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

How to quantitative analize the data of TNBS assay for gelatin?

Estemeed colleagues, I found some issues regarding the quantification of the data for TNBS assay. There are different protocols on how to perform that but it is clear to me the "fil rouge" that...

02 March 2021 2,616 1 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

How to simultaneously perform multiple biochemical assays?

I am a research scholar working on heavy metal stress on plants. I will be doing biochemical characterisation( protein, carbohydrate, proline, antioxidant enzymes and many more assays) at interval...

01 March 2021 6,999 3 View

Which cell line should we use to perform biological dosimetry experiments?

We are preparing some experiments based on irradiating cells under different conditions in order to evaluate the effects in terms of DNA damage, genetic expression, etc. As our project is...

01 March 2021 3,355 3 View

Is CD44 degraded in lysosome together with hyaluronan after CD44 mediated endocytosis of hyaluronic acid?

Also when RHAMM binds hyaluronic acid, they get internalized, will RHAMM also be degraded? Or both CD44 and RHAMM will be transferred back to the cell membrane? Asking for breast cancer cell line...

01 March 2021 8,169 2 View

RIA. How to measure?

When you use RIA, with a control the unknown sample with antibodies, you bare in mind the binding sites of the antibodies. However you still need to measure labelled antigen (radioactive) and not...

28 February 2021 2,133 3 View

Why do my MCFs not form monolayer?

Hello, I am looking for some expertise on culturing MCF7s. I purchased them from ATCC and I have been following all media and culture conditions. Media is EMEM with 10% FBS and 10ug/mL of...

27 February 2021 3,904 2 View

What is the most suitable resuspension buffer for TCA/acetone precipitated protein?

I need to extract protein from fermented carbon sources for Bradford assay. Most researchers experiencing insolubility of pellet in resuspension buffer. Please assist me to select most suitable...

26 February 2021 7,129 3 View

Calculating volume of DNA required from DNA concentration?

Hi I am a bit confused. They are asking me to find out the volume of DNA required in ul (a total of 30-100 ng for genomic DNA) from the DNA concentration in the nanodrop reading which was 404.8...

26 February 2021 5,029 2 View