How can I measure MMP-1 protein activity or protein level from liver tissue?

Instead of checking only the mRNA level, I want to check the active protein level of MMP-1 in Liver tissue from mice. How can I do that?

03 March 2021 1,763 2 View

Binary Logistic Generalized Linear Mixed model in SPSS. Is it doable?

I want to analyses the proportion of swimming sperm of three species of fish in two salinities. To analyse the proportion of swimming sperm in a Generalized Linear Model, I would use a Binary...

03 March 2021 2,297 3 View

Could you recommend any books about Number Theory?

Beginner level books. High level books. Analytical Number Theory. Algebraic Number Theory. Combinatorical Number Theory. Books about partitions. Books about primes.

03 March 2021 7,174 5 View

Looking for Materials with high thermal expansion coefficient and high temperature resistance?

03 March 2021 8,272 1 View

Guidelines for survey (question type) analysis?

Hi. Please tell me what guidelines should i need to follow for questionaries' type research work in India. It is not hospital based work, we are conduction basic institutional based qualitative...

03 March 2021 2,037 3 View

What are the values needed for gabor filter's parameter for cifar10 data?

Hi, I implemented a code to gabor filter cifar10 data but the images after being filtered and stacked are not clear like the original images. I think the problem is in the way I am using the...

03 March 2021 6,317 1 View

Can we block unwanted images during the x-ray prediction?

i am try to classify the x-ray images. During classification , can i block unwanted images (except x-ray image).

03 March 2021 7,100 1 View

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03 March 2021 5,360 2 View

What techniques can I use to determine the miscibility of polymer blends?

The term miscibility refers to the single-phase state in thermodynamics. I do not mean the compatibility of different components. To determine the miscibility I know several techniques such as...

03 March 2021 4,107 4 View

Sample dilution for quantitative analysis using ELISA?

If the detection range is in ng/ml but the reference range is in ug/ml for a molecule or protein in serum or plasma .how to dilute and what is the initial volume to be taken for quantitative analysis

02 March 2021 7,670 3 View

Antibody anti-IgM Bovin conjugated Biotin ?

Hi everybody, Can anyone please suggest me an antibody anti-IgM Bovin conjugated Biotin ? I would like to use it in LUMINEX with a streptavidin conjugated phycoerythrin reporter. Thanks in...

25 February 2021 9,659 2 View

I have a problem with kanamycin - why the kanamycin doesn't affect?

Hi everyone, I need to expression of GFP with pET28 plasmid in E. coli BL21(DE3) plysE. Transformed cells have kanamycin and chloramphenicol resistance. Normally, only transformed cells should...

22 February 2021 4,032 4 View

Can 5-FOA Diffuse Through Agar?

I am preparing to do a gene knockout in the filamentous fungi Coccidioides posadasii targeting pyrG/URA3 so that 5-FOA can be used for selection pressure instead of traditional antibiotic...

16 February 2021 169 4 View

Can part of recombinant protein not be expressed?

Hello. I am currently trying to express a recombinant gene with Avitag at the N-terminal. I'm aiming at a final product that looks like this: Avitag-(target protein) The protein I use is already...

14 February 2021 2,039 4 View

Background and spots in Western Blot membrane?

Do you know why my membrane looks like this? I did this western for Anti-hnRNP D/AUF1 antibody ab50692, as primary antibody in 1:1000 overnight at 4c and Anti-rabbit IgG HRP linked antibody...

07 February 2021 5,591 4 View

What are the naitve functions of bacterial NRP?

The bacterial NRPs (nonribosomal polypeptides) are famous as clinical drugs such as antibiotics, but is there other native function of these NRPs of bacteria except antimicrobial, because their...

01 February 2021 4,280 1 View

Proteins not stacking/ entering in a native PAGE. Can anyone help?

Hi. I am trying to study a biotin modification of my target protein in a crude cell extract and am interested to determine how much of my protein in getting biotinylated. After biotinylating my...

15 January 2021 2,214 4 View

Why I am not getting cultures of DH5 alpha and BL21 cells after transformation?

Even if I get them cultured colonies are very less and almost not transferable and grows very slowly in the media. I checked cells by transforming with control vector. I changed antibiotic also...

06 January 2021 1,013 3 View

Is it normal to use Tris buffer when testing for bacteriostatic properties of isolated compounds?

Hello, to start off I attempting to test the bacteriostatic properties of certain compounds. I bought a kit that contains some of the equipment to perform this analysis, however, in the included...

02 January 2021 2,338 2 View

Is there any database or website from where I can get a list of FDA approved drugs for treatment of certain urinary tract infection?

I want to know all prescription drugs which are FDA approved compounds for infection like Urinary Tract Infections along with their causative agents. Can you guide me about any resource, database...

17 December 2020 4,852 3 View