SPSS - how to create new variable include and excluding cases based on another variable?

Hi there, I have been searching and searching and cannot find an answer to this problem... I have a variable (Ref_Accepted_Comb) for the number of referrals accepted with values of (1=Yes, 2=No,...

08 February 2021 3,479 3 View

After staining a gel with coomassie can I stain the same gel with fluorescent dye?

I want to know if it is possible to be done the inverse to view / verify other bands that not look in staining a gel with coomassie.

01 February 2021 8,647 5 View

Numerical taxonomy with SPSS?

Hi everyone, I was wondering about the possibilities of performing numerical taxonomy with SPSS software. I would be very thankful to recieve advice!! For now I have been reading about...

12 January 2021 5,549 3 View

Does maternal potentiation work?

Has anybody been able to replicate finding of papers that show increased vocalization in mice pups after a brief period of interaction with their dam, also called maternal potentiation? We have...

11 January 2021 558 2 View

What are the best references for an approach to teaching Differential Equations?

Differential equations are known to be potential tools for modeling and predicting recurrent phenomena in time and space, whether simple or more elaborate models. In this sense, how to approach...

18 December 2020 1,750 3 View

Anybody know how can I analyze differences between groups vocalization syntax using the transition probability between syllables?

I have been using a MATLAB script called DeepSqueak to analyze vocal communication in mice. One of the outcomes of this analysis is the transition probability between the different syllables that...

09 December 2020 1,525 1 View

Anyone with experience conducting proximity ligation assay (PLA) in mouse heart tissue ?

I was wondering if anyone had any experience doing proximity ligation assays (PLA) using mouse whole heart (ventricular) tissue (in any state)?

29 November 2020 9,103 1 View

How to extract/remove ethanol from kava tincture?

Producing Kava tincture using different alcohol concentrstion as solvent, soaked for 3 weeks filter off the kava paste and left with mixture of kavalactones and ethanol..need a method to remove...

14 June 2020 5,104 1 View

Ecotoxicological studies with undisturbed soil samples?

Hi! I am looking for an paper that the authors conducted a study on natural soil with undisturbed samples.

08 June 2020 8,938 6 View

Can you have one variable load onto two factors in a CFA, prior to SEM?

I am running a SEM, and I have 6 variables which will load onto two factors (positive and negative mental health). However, this model does not meet a good model fit. When I allow depression to...

19 May 2020 8,286 3 View

Experimental Design: How deal with pseudreplicates with immunological and clinical-chemical paramaeters?

Hello everybody, I am investigating the influence of a toxinon various clinical-chemical and haematological parameters in fish. I have three treatments (control, low dose, high dose) in my...

24 February 2021 1,243 1 View

How does the injection volume impact LLOQ and ULOQ in regression analysis (LC-MSMS)?

Hello, I have run into an issue that has sparkled a debate at work: is the LLOQ/ULOQ impacted by injection volume under the following circumstances: 1) Same dilution factor of all samples 2)...

23 February 2021 9,159 3 View

How can we add reinforced thermoplastics with granules in injection molding machine?

I need to make an injection molding machine in which short fibers are to be introduced. Short fiber length and material properties are to be determined and also the material strength are to be...

22 February 2021 4,290 1 View

Which way will be better to give OGT inhibitors doses through intravenous or orally for pregnant female rats and concentration suggestion?

I'm planning to use ST078925 OGT inhibitor from TimTec (OGT-O-linked N-acetylglucosamine (GlcNAc) transferase) for female rats.

16 February 2021 7,850 2 View

How to calculate the sample size required to detect the difference in pharmacokinetics of methotrexate?

I came across with this study here, https://www.clinexprheumatol.org/abstract.asp?a=5066 And this study says: "The sample size calculation was done to compare two different MTX starting dose...

14 February 2021 3,017 3 View

Is there a way in which microglia can be extracted from mice without killing them ?

I'm aiming to use an adoptive cell transfer approach, with microglia in mice with ALS. So far all the protocols I have seen, require sacrificing the mouse. I'd like to re-infuse the microglia back...

11 February 2021 9,509 1 View

How to calculate ultraviolet dose in Gy or J/kg?

Currently I'm doing a literature review regarding the comparisons of different types of radiation such as uv, electron beam and gamma radiation. But I'm having a difficult time converting uv unit...

11 February 2021 7,642 3 View

Why do high doses of humic substances inhibit the growth of corn roots? Is there a toxicity effect?

Length, volume, surface area and dry mass of corn roots treated with humic substances increased up to 13 liters per hectare and decreased with higher doses.

02 February 2021 2,190 4 View

How can I analyze the morphology of microglia (ramification, braches, soma, etc.) via Fiji/ImageJ?

Hey everybody, for my project I need to analyze the morphology of microglia, which I have previously stained (IHC) and scanned in a SlideScanner. Specifically, I need the ramification, number and...

31 January 2021 3,855 3 View

How to improve my BrdU immunostaining?

24 January 2021 414 3 View