Can anyone help me understand how to adjust my SAS glm analysis to include a random effect for site?

I am not great with statistics so please be understanding. I have 17 pollinator sites that I collected data from and am comparing the effect of habitat type (2 classes) on several different...

24 September 2020 3,140 5 View

Spatial ALD - Precursors forming powder on reactor head instead of substrate?

I am trying to deposit WO3 films on a glass substrate. My precursor is BTBMW and H2O. The tungsten precursor is vaporized in a nebulizer. For some reason, a powder/film is forming on my...

09 November 2018 8,428 3 View

How do I calculate the number of operations for a level 2 wavelet decomposition on an image using the Fast Wavelet Transform?

For a paper I recently submitted, I was asked to provide the number of operations for my method. I decompose CNN features using wavelets for pooling. I know the computational complexity of the FWT...

06 February 2018 4,830 2 View

Does anyone have a recommendation for a good antibody against mouse E-Cadherin, particularly for live cell sorting?

Hello friends, I am attempting to separate E-Cad+ normal mouse epithelial cells from E-Cad- mouse tumor cells using the difference in E-Cad expression. I have tried several antibodies but have...

30 October 2017 8,565 2 View

Is an electrode needed for plasma cleaning?

I have a twin magnetron sputtering system and am looking to upgrade my system to include substrate cleaning and biasing. I have a DC pulsed power supply to apply a bias voltage to my substrate...

13 July 2016 340 3 View

I am looking for colleagues that work with cold chain logistics. Would you like to collaborate on research?

19 June 2016 504 1 View

I'm having poor reproducibility while analyzing Organic Impurities in Ethanol by TOF GCMS. Could this be a problem with my incubation conditions?

I'm analyzing Organic Impurities in Ethanol by GC/MS and having poor reproducibility. The ethanol samples are diluted to ~40% in water and injected using headspace technique. Sample is incubated...

29 February 2016 1,751 2 View

Can you help with code for AICc, AICw, and coefficient for all permutations of a set of variables; combined with some variables (always included)?

Hello allI am an R novice and I apologize if my question is very basic. I am trying to find a code to run a GLMM for all possible permutations of my variable set. I need to have the AICc, AICcw,...

15 July 2014 668 2 View

What is current best practice (most accepted) for measuring dislocation density in metals?

Current dislocation density measurements include the use of many microscopy techniques (TEM, EBSD, XRD, ECCI, etc.). What is the most accepted measurement technique and what are the range of...

19 February 2013 2,989 9 View

Major 230 nm absorbance from phenol/chloroform DNA extraction of mosquito larva

Does anyone know what the contaminant in this nanodrop image could be? Its from a phenol/chloroform/isoamyl extraction of a single mosquito larva. I washed twice with an excess of chloroform. The...

01 January 1970 5,511 2 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

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

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

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

The Shannon's index is inversely proportional to Simpson's index (1-D)?

I'm having a problem with my bloxplot with Shannon's and Simpson's indexs. The value of Shannon for my Community 1 indicating higher diversity (in relation of the Community 2), but have lower...

26 February 2021 3,033 9 View

How to culture mouse pheochromocytoma cells (MPC)?

Hi Everyone, Has anyone here worked with MPC cell line? Any tips or tricks? I am just venturing into cell biology and any advice on this topic would be highly appreciated. Thank you so much. Niusha

22 February 2021 3,891 2 View

I can detect my protein but the encoding DNA sequence has stop codons within. Should I ignore the stop codons?

I constructed a synthetic DNA library (scFv, VH-VL orientation) with a 3' reporter and 8x histag. I cloned and expressed this gene following which I performed an ELISA. The ELISA results suggested...

19 February 2021 7,006 5 View

What is the best temperature to coat an ELISA plate?

Hello, I want to control the temperature of my ELISA plate during incubations to get consistent results. In general, what is the best temperature to coat the plate with antibody? I have been...

16 February 2021 2,377 7 View

Any recommendations for methods to analyze elephant space-use (using GPS) and correlating this with changes in NDVI?

For my Masters I am looking into elephant space-use and its effect on vegetation change. I have elephant GPS collar data and was going to use Google Earth Engine to obtain NDVI values. I would...

16 February 2021 7,097 3 View

How to consider effects of rapid warm adaptation in modeling of ecological impacts of warming?

I would highly appreciate it if my fellow ecologists (biologists) provide their opinion on the thoughts below [esp., shortly tell us which path may be more effective, if they know another way, if...

15 February 2021 3,642 6 View