19 March 2019 5 4K Report

I would appriciate to get some articles and/or citations about the future of digital orthodontic resp.the quantity and quality of digitalisation of orthodontic offices in the next 5-20 years.

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Genus name priority from the same publication (Zoology)?

I came across a recent taxonomic work, where two genera were synonymized. Both genera were published in a paper in 1922 by the original author who revised the family at that time. The original...

19 January 2021 1,920 4 View

Trizol samples wont freeze. Can it cause problems?

Hi, everyone. I recently lysated cell culture with Trizol reagent, and I put my samples in -20C. But, some of my samples wont freeze, and I can see two separete phase appearing in them. I'm awaer,...

06 November 2020 10,002 1 View

Culturing CHO-freestyle cells without shaking?

Hi everyone! Recently I started working with CHO-Freestyle suspension cells, but our laboratory does not have an orbital shaker. I tought it would be okay without it, so I just used a normal T25...

20 July 2020 4,597 1 View

Species name priority?

An author described a new insect species in a doctoral thesis, back in 1986. The document is now available as a downloadable PDF, but only since 2019. Another taxonomist described a new species...

18 February 2020 4,407 4 View

What are the simplest organic materials that adsorb phosphorus from water?

I look for a natural material, preferably organic, that adsorb phosphorus. The adsorption capacity can be low as compared to mineral materials like slag or apatite. The point is to have something...

02 February 2020 1,091 4 View

How to determine molecular weight of disordered peptides from diffusion NMR data?

From diffusion NMR (DOSY) experiments, diffusion coefficients are available for ~40 AA disordered peptides. Is there a method to calculate the molecular weights using these data, that is suitable...

08 July 2019 703 3 View

HPLC method QP#2015.2 ?

I want to measure flavonoid content by HPLC using a standard method labelled "QP#2015.2". Does anyone know the precise description of this method? This particular method is needed for quality...

25 April 2016 6,206 2 View

Are there any non-invasive methods for minimizing the light accessing the retina during development?

I'm planning an experiment where we try to avoid light accessing the retinas of our developing (P0-P20) rats. I could use a light insulated place and red headlights. I am not sure if it could work...

27 May 2014 2,265 1 View

How to calculate the fractal dimension of a polygonal line?

Given an ordered set of points in the unit square, what are the most elegant ways to estimate the fractal dimension of the curve? By "elegant" I mean without resorting to drawing the object and...

01 January 1970 9,510 4 View

MALDI of plant extracts, can these be e.g. tannins or some contamination?

Dear Comrades, We are evaluating a MALDI spectra of a plant extract making us go hmm.. We were expecting condensed tannins or oxidized tannins but found peaks and mass differences that were...

01 January 1970 3,685 1 View

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How Download/Extract citations of 1 given year ALL my publications in Google Scholar?

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Is there a fast method matching citations to bibliography (manually typed references)?

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Is IMPACT FACTOR justified in case of Taxonomy?

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