Who is researching the technology of production of gelatin?

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A good book about disturbance ecology?

Hi I am trying to find a good, classical book or review about disturbance ecology. Any advice would be very helpful. Thanks in advance!

16 April 2024 4,642 1 View

How does transitioning to lithium heparinized plasma tubes affect clinical chemistry and immunoassay tests, TAT, and sample quality?

The development of this research question arises from a critical review of the study conducted by Oguzhan Zengi on the transition from gel separator serum tubes to gel separator lithium...

05 February 2024 6,680 1 View

How to optimize the performance of Progressive Web Applications?

Hi everyone! What performance considerations are crucial when developing PWAs, and how can developers optimize the loading speed and responsiveness of these applications?

11 December 2023 2,341 2 View

Method to deproteinize a sample and then use in cell culture?

Hi! I want to deproteinize a sample and then apply the resulting deproteinized product to cells in culture (PBMCs). Which method can I use for this? I thought about TCA, but I am not sure whether,...

10 December 2023 3,557 4 View

Do you think Rome was a polis or a civitas?

Is it appropriate to use the Greek concept of polis if Rome was not part of the Hellenic world?

10 November 2023 6,410 2 View

What method of studying the chemical composition of propolis should be used when we have a critically small sample volume?

Honey bees dilute propolis, forming drops on a wooden surface with a diameter from 35.7 microns to 1500.0 microns (N=450). The average diameter of the drop in the experiment was 562 μm (N=450),...

17 October 2023 442 1 View

How would you compare energy differences between various molecules?

It's a dumb question maybe, but I'm not sure how to proceed. Suppose you have two different models which generate molecules (in the form of coordinates of atoms). The molecules generated by...

05 September 2023 3,242 3 View

No signal in my Western Blot, after reincubate?

Hi everyone! I am new in lab and I have been having problems with Western Blot, I use a Chemidoc and when I reveal I see nothing, after reincubate, or incubating with a new antibody, the signal is...

29 August 2023 9,130 3 View

Can you help me find articles on or existing equipment to detect or/and measure electrification charge?

Hello everyone! I have started to work on my research project and I actively search for information on measuring electrification charges. In the future I have to measure the charge of a tube...

24 August 2023 9,177 5 View

How can I visualize my prey protein in Co-Immunoprecipitation?

Good day everyone, I am having some issues with co-immunoprecipitations and I was wondering if maybe someone could help me resolve the issue. Currently, I have cells which are expressing a...

14 August 2023 9,718 2 View

Can formaldehyd-fixed gelatin be melt?

I am puzzled about the properties of gelatin, when used for tissue-embedding. Hard gelatin can be melt again by temperatures about 40°C. Formalin-fixed gelatin is like crosslinked protein and...

07 August 2024 1,686 1 View

Concentration of gelatin as brain model ?

I am using gelatin to model mechanical properties of brain tissues in-vitro. Do you have any suggested concentration ? Thank you so much.

19 July 2024 3,095 0 View

What is the basic difference between gum and hydrocolloid?

30 June 2024 4,031 3 View

My material is AlSi10Mg made by Selective laser melting. Why i am facing difficulty in EBSD?

1. Which phase should I select during EBSD? 2. Attached image is the polished surface but in your opinion what is on the surface of sample? it is oxide or colloidal? 3. Diamond polishing by paste...

27 June 2024 5,248 2 View

Why I am facing difficulty in EBSD of AlSi10Mg (made by selective laser melting)?

I had polished my sample till 3000 grade manually then done diamond polishing by 3 micron, 1 micron and 1/4 micron (By Diamond paste and aerosol). After that I had done colloidal polishing by 0.04...

19 June 2024 5,343 3 View

Control of Colloid Stability through Zeta Potential/ book?

please i need this book as pdf (Riddick, T.M. Control of Colloid Stability through Zeta Potential; Livingston Publishing Company: Wynnewood, PA, USA, 1968)

15 June 2024 9,973 3 View

What adhesive should I use to secure samples that float to the bottom of the well plate?

I'm currently working with gelatin sponges which have a tendency to float, however, ideally I would like them to remain at the bottom of the well plate as intend to vulture cells on them. Is there...

03 June 2024 7,728 2 View

Problem while making hydrogel from chitosan and gelatin ?

A uniform mixture of chitosan and gelatin is made by dissolving in acetic acid, after that the mixture is transferred to a plastic petri plate kept at -20 C for 24h and then lyophilized. But i am...

29 May 2024 7,367 4 View

How to determine the concentration of MXene colloidal solution?

Dear researchers, I have recently synthesised MXene by etching MAX phase source using in-situ fluoride based etchant and collected the supernatant solution obtained after the washing process. My...

22 May 2024 5,269 2 View

Air bubbles forming underneath tissue during dehydration step of IHC?

Hi all, I've processed my own IHC for many years and never run into this problem before, but the last few times I've tried staining, I've had the same issue. I'm wondering if it's a reagent...

08 May 2024 3,979 1 View