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Dear colleagues, In my experience, some evaluations received in the peer review process of journals, often include criticisms based on the QUANTITY of examples you can claim you have in a...

06 November 2019 8,055 4 View

A quick immunology question: Does this immunology graph seem correct?

Hi!! I have created a graph about the immune response in healthy and AD skin for S. aureus. Could I please ask if it should be a table or a figure? Does the pathway look correct? Shall I make it...

20 October 2019 1,706 3 View

Is there a "gold standard" for amino acid derivatization for LC/MS analysis?

We've recently started using a single quad LC/MS system (Shimadzu LC/MS-2020, for what it's worth) for mouse plasma AA analysis (the 20 common EAA and NEAA). Pre-column derivatization seems to be...

01 January 2019 1,398 5 View

50-50 dilution in elisa is better than no dilution?

Hi, I have been doing HBD-3 Elisa with highest sample concentration 50-50 dilution. I heard that 50-50 is better than adding 100uL of your sample, because you take into account the diluent as...

15 September 2018 3,118 3 View

Transformation efficiency in Corynebacterium glutamicum using GG ligation mix?

What steps can I take to increase the transformation efficiency of electroporated Cg? When transforming with a plasmid from E. coli, the efficiency is very high and I have ample colonies to choose...

25 July 2018 5,889 1 View

Has anyone identified the compound 1,2-Benzenedicarboxylic acid, mono (2-ethylhexyl) ester in plant material?

I have found 3 citations where it has been extracted from plant material but I would need to know if someone else has found it since in my samples it is in a percentage higher than 20%

14 May 2018 480 3 View

De-salting methods without losing any proteins?

Hi, I am looking for methods of removing the salt from a solution, without using buffer exchange dialysis, or spinning down using membranes, so that no proteins are lost, no matter how small they...

28 March 2018 1,356 3 View

WB to detect Gft2h4, I don't have the band, but I have a perfect band on the control (H3), 4 different Ab tried and dot blot to, any suggestion about?

I'm doing WB to detect Gtf2h4 in mice's thymus and spleen. I used 4 different Ab from different companies and no one seems to work, but the positive control (histone 3) was perfect. I tried with...

19 October 2017 764 2 View

Protocol for bacteria competition assays?

Hi, I would like to perform competition assays for two staphylococcal strains with and without reagents in order to see which one grows better. Do you have any protocol for this? I was thinking of...

25 October 2016 5,616 2 View

How do I dissolve D-Aspartic Acid and Ala-Phe for MICs?

19 October 2016 4,587 3 View

Which of the Covid-19 Vaccines would elicit the best immunoprotection and why?

I want to know which of the available Covid-19 Vaccines would elicit the best immunological response and why

02 March 2021 1,388 3 View

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02 March 2021 3,060 3 View

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View

Issues with Permeabilization during Flow Cytometry?

Hello Everyone. Currently I am working to characterize macrophages in the myocardium after ischemia-reperfusion injury in rats. Due to the low total cell number isolated from rat hearts I can...

01 March 2021 3,867 3 View

Could you please recommend some good journal that accept very long revie papers (approximately 6000+ words) in neurosurgery, cancer biology ?

Could you please recommend some good journal that accept very long revie papers (approximately 6000+ words) in neurosurgery, cancer biology ?

01 March 2021 8,087 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 it possible for two human neuronal cell lines to have different gene sequence for the same protein?

I am looking at the ATP1A2 (Sodium/Potassium ATPase alpha subunit 2) in two human neuronal cell lines. Expression levels of this protein seems to be almost equal when detected by one antibody....

01 March 2021 3,607 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

Do you need the CMV enhancer before the CMV promotor for a proper function of CMV on the gene that follows?

I'm a student and I have to produce a cell line with a knockin for the NRF2 gene with GFP. I have to put a promotor in front of the GFP because the gene will be too far away from the promotor of...

28 February 2021 7,127 2 View

Where to find data on trees in tropical agroforestry?

Hi, I'm looking for data (mainly related to management: growth rate, canopy size, soil and climate preferences, etc.) about tropical trees used in tropical agroforestry. Have you ever heard about...

28 February 2021 7,356 8 View