What are some good polymer to use for packaging a biological product ,which can be steril by gamma?

As different polymers with different characteristics are exist,I want to know What polymers can be used for packaging an orthobiologic product(bone allograft),which can have enough resistent to...

22 December 2020 8,196 5 View

For LDH activity, is there any difference to add NADH, pyruvate and Tris separately in the well or prepare a mixture of them and then add?

Hi everybody, For LDH enzyme activity, I prepared to different series of buffers based on two protocols: 1-I prepared the solutions of 100 mM Tris, 3.6 mM Sodium pyruvate, 3.4 mM NADH...

22 October 2020 9,855 3 View

Nursing article about corona virus?

Hello Dear I need to catch scholarly articles about people attitude about contagious diseases like corona virus and how to mange their fear despite of maintaining their sensation about it

23 March 2020 6,936 12 View

Can anybody help me about removing of endotoxin from bacteriophage?

Hi. How can I remove endotoxin from bacteriophage lysate with a simple and high-efficiency method?I will appreciate to help me.

17 October 2016 4,544 1 View

How can I get the clear and high-quality image of my cells have been transformed by GFP vector under florescent microscope?

06 September 2016 6,924 4 View

When results of otsu method is better?for more levels or lower levels?

17 June 2016 1,571 3 View

Hybridoma cell cultures with HT medium?

Dear my colleages I am culturing hybridoma cells about 3 weeks. Now They are in the T-flask. I don't know how many times I must culture them in HT Medium?

27 February 2016 5,245 3 View

Which thresholding techniques are better if our image has Intensity homogeneities?

27 October 2015 9,872 17 View

I am looking for SAS software code for Augmented Design. Can someone help me out?

30 January 2015 2,107 18 View

Would you able to suggest to me a free application for statistically analysing RNA-seq data?

I received an Excel file from the company which performed RNA-seq of my samples after normalisation and visualisation. I need an application as well as guidelines to statistically analyse the...

21 January 2014 3,070 10 View

Protein-aptamer gel electrophoresis help, please??

Hi, I have problems with running gel electrophoresis. I have tried agarose gel electrophoresis and native PAGE. I have two proteins, which have molecular weights of ~30kDa and ~180kDa and two...

03 March 2021 4,275 4 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

How to regulate SSCP temperature in simple PAGE?

I'd like to perform single-strand conformation polymorphism (SSCP) in my thesis, however I cannot control the temperature of the vertical PAGE since we are using the conventional tanks. Is there a...

02 March 2021 9,157 1 View

Adherance of Polyaniline coating over stainless steel?

Is the electropolymerisation of polyaniline coating over stainless steel (SS) via Cyclic voltammetry technique is really adherant? Else how to improve the adhesion of the coating, whether any...

01 March 2021 8,220 2 View

Why are my bands weird in this Agarose gel?

Can someone please give me some possible things that could go wrong? Here is my recipe: 0.5g Agarose 50 mL of TAE 1x 1 uL ethyl bromide. Gel was run at 100V for 1 hour. The buffer used is also TAE.

01 March 2021 9,952 3 View

Precipitate after adding laemmli buffer to protein solution containing Potassium Acetate?

Hi, I am running a size exclusion chromatography experiment with a buffer containing Potassium Acetate as a salt. I analyse these fractions through SDS-PAGE. After boiling my SEC fractions in...

01 March 2021 2,622 3 View

Is there a method of determining feed digestibility without the need to re-pellet the feed?

I am aiming to determine the ADC values of a commercial fish feed, but I do not have a steam pelleter or extruder available to me. Ideally, the pellets could be coated with some inert marker....

28 February 2021 7,967 3 View

1 nm thick MgO thin-film to be deposited on Si wafer using thermal evaporation. What will be the optimum deposition conditions?

Favourable conditions of base pressure, rate of deposition. Also, by which characterisation technique to be used to verify the thickness of the deposited film.

28 February 2021 3,640 3 View

How to immerse bricks in wax ( for coating ) ?

Do we immerse the bricks horizontally or vertically ? #bricks#waterproofingsurface#civil#engeenering#chemicalengineering#wax#parafinwax

28 February 2021 6,685 2 View

For gelatin coating for culturing HUVEC.Should the gelatin be made in sterile water or PBS? Do I need to autoclave the gelatin soln after making it ?

I want to use 0.1% gelatin. Should that be made in PBS or sterile water? Should I autoclave the gelatin soln after making it in water/PBS?

28 February 2021 274 2 View