What selection markers to use for the generation of stable HEK293 cell line ?

Dear all, I am trying make stable clones of a HEK293 using an antibiotic selection strategy. However, the parental cell line is already resistant to the five commonly used antibiotics (G418,...

14 August 2020 7,542 2 View

What are your approaches and practices regarding games in the EFL classroom?

Dear fellow EFL teachers, we, Laura Schmetzer and Lennart Holzhuetter, are currently writing our master's thesis on the topic of games in the EFL classroom and would really appreciate it, if you...

28 July 2020 3,077 2 View

How can I export data (csv) from scopus effecient to an excel table?

Hey community i have a question for you. Im doing a literature review and i want to put the relevant literature in an excel table to check it later. Whenever i am exporting something in CSV (using...

13 January 2020 5,916 3 View

How does Burying beetle Nicrophorus vespilloides burying and copulating act look like?

I have read several papers about Nicrophorus vespilloides burying and copulation and I still have some questions. -Do only males bury the carrion? -Does male figth with intruders or also female?...

11 February 2018 8,481 9 View

Can you identify those bird feathers?

19 April 2017 2,715 3 View

Do I need permission to collect invertebrates from Gran Canaria?

I am going to Gran Canaria and planning to collect some invertebrates. Do I need permission for that and what should I do for getting the permission? I will collect for natural history museum of...

14 January 2017 5,777 15 View

Would you please identify those freshwater aquarium species?

20 October 2016 5,370 7 View

Can you identify those fish?

Please help me identify those fish. My oppinion 1-3 Taurulus bubalis 4-5 Cyclopterus lumpus

16 June 2016 725 6 View

What species of Mollusca are these specimens?

That species of Mollusca was found from lake Viljandi (https://www.google.ee/maps/@58.3483153,25.6106634,14z?hl=en). This summer. The measurements of shell are shell height 4,5mm shell width...

09 December 2014 2,540 12 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

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

Is it necessary to report effect size (ES) in statistics of biomedical research given that we already report p values routinely?

Pls share your thoughts

01 March 2021 7,330 4 View

Which reagent is best among 'Dimethylglyoxime" and "Dithiothreitol" for spectroscopic determination of Nickel ?

What I think is Dithiothreitol. As it is water-soluble and does not form a precipitate. But, the thing is it contains sulphur which is quite hazardous to aquatic animals.

01 March 2021 8,374 4 View

Compact antenna for the frequency range 1 MHz-5 MHz?

Hello everybody! I have a problem with developing a compact antenna for the 1MHz-5MHz frequency range. Tell me what type of antenna can be used and what books and articles to read to perform this...

27 February 2021 7,710 4 View

CGA 300 Regulator for CO2 cylinder?

Has anyone ever tried to deliver CO2 with a CGA 300 regulator? I know that a CGA 320 regulator is standard for CO2. The issue is that I currently do not have any free CGA 320 regulators. I also...

25 February 2021 3,292 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 to identify what type of fillers are in a polymer?

Hello everyone, I have some PHAs blended with fillers and nucleating agents, yet I don't know what kind of fillers or nucleating agents. The producer has shut down and there's no way to get in...

24 February 2021 1,356 8 View

Is it mandatory to specify Subjects Combinations in Generalized Linear Mixed Models (SPSS)?

Hi all, I have data with two levels: lets think of the classic example of students and schools. When running the analysis in SPSS and selecting the Random Effects, we can select (we can or we...

24 February 2021 7,379 4 View

IF troubleshooting: looking at an intracellular protein that localizes to the cell's and how to reduce increase in signal due to cell ruffles?

I am currently trying to stain for PI3KBeta in MDA-MB-231 cells. My current issue is that 1) beta stains all over the cell and 2) there is an increase in signal at the edge of the cell and this...

24 February 2021 8,582 1 View