Insect Lipase Activity?

Hi everyone! My name is Nacho. I am trying to assay lipase activity from insect midgut supernatant, and I have some problems and some doubts about it. I do not have the pH-stat. Thus, the...

22 November 2020 5,595 3 View

Is Tetrabutylammonium hydroxide Mass Spectrometry compatible?

Hello forum, I would like to know if TBA.OH is volatile in mixtures of acetonitrile or methanol. I want to analyze peptides that were previously dissolved in TBA.OH-conatining solution, but dried...

05 October 2020 6,936 3 View

Any good manual for phenomenological approach to sustainability?

I'm thinking about a turn from my ethnographic approach to a phenomenological approach in the study of sustainability and forest preservation. However, I didn't find any good manual to design and...

06 July 2020 9,618 1 View

Can RL agent's decision be explained after inference?

I would like to know if there is a method, or sets of method that can explain why a RL agent has chosen certain decision, after the agent has been trained. I'm not looking for different RL...

23 April 2020 151 3 View

Can you desalt peptide digests with high pH RPLC?

Hello! I am working with some materials that require desalting of the peptide samples prior testing. My samples contain a salt of potassium. With a standard sample, I would use R3 or C18 resins...

19 January 2020 6,772 3 View

Methods available to calculate animal density by means of camera trapping?

We have two large camera trap data sets (tropical and temperate forest), which I would like to use for estimating animal density. Which are the available methods? Strengths and weaknesses? Thanks

16 January 2019 5,879 3 View

I have to remove RNA from DNA samples. Using a RNAase A (4 mg/ml), which volumen do you recommend to use?

I have some sample that I have to re-purify and some samples to isolate DNA de novo. In both cases I have to use RNAase to remove RNA. I tried with 1.5 ul of RNAase A (4 mg/ml) but the RNA is...

13 December 2018 860 2 View

Available shapefile of marine sea temperature hotspots?

Dear researchers, someone has a shapefile of marine sea temperature hotspots worlwide desribed in Hobday & Pecl (2014). Thanks in advance for sharing. Regards Ignacio

17 October 2018 7,500 1 View

Which tail occluder size is appropiate for C57 mice?

We're planning to measure non invasive blood pressure in C57 mice. Weight should be around 20-40 Grams. There are 2 sizes available at Kent Scientiffic: small and extra-small... they're both...

26 June 2018 9,849 1 View

Seminal papers about digital platforms?

25 June 2018 6,246 2 View

flexibility of polymers chain

effect of double bond on the flexibility of polymers

07 April 2021 0 0 View

Formulation of polymer color flakes

I am writing to request some information for making polymer color flakes. I would appreciate the help.

17 March 2021 0 0 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

Irradiation data for JAPAN?

Hi, Could you help me to get the latest (2019, 2020) solar resource data for a particular site in JAPAN? PV GIS and NSRDB data are not in reach to JAPAN, I'm looking for some other database for...

03 March 2021 961 3 View

Why Austenite grains in steel show much more twinning than ferrite grains?

It is oftentimes said to be a distinctive metallographic trait that differentiates a fully austenitic and a fully felly ferritic steel without etching that might distinguish between two. Why...

02 March 2021 728 2 View

Can you share me how teacher education is managed in your respective national educational system?

I feel that the practice in teacher education in my country is below the expected performance level due to very poor management system. Hope I will learn something from your experiences.

02 March 2021 1,516 4 View

What SPSS analysis should I run with one IV (with two levels) and two DVs?

Hi, I am trying to figure out which test would be most appropriate to run for the following question: Is there a difference in task blood pressure between smokers and non-smokers? There are two...

01 March 2021 8,235 2 View

Tooth extraction and subsequent dental implant placement in Sprague-Dawley rats induce differential changes in anterior digastric myofibre size and ?

01 March 2021 7,254 3 View

Mediation path analysis - Can I run two seperate models?

I am wanting to run a serial mediation model with 2 x IVs, 2 x MVs, and 3 DPs (all continuous). Is it problematic to run 2 different models for each IV, keeping the MVs and DPs the same in each...

27 February 2021 5,681 3 View

SEM or Multiple Regression for an analysis without Latent Variables?

Hello, I have three hypothesis to test, all with the same IV. I am testing if the effect of the IV on the first DV is mediated by awe. I am then measuring whether the effect of the IV on a...

26 February 2021 8,399 5 View