Can anyone explain how to calculate BRI (Biomarker response index)?

Hello everyone, Can anyone tell me how to calculate biomarker response index (BRI)? Suppose I have three treatment sets and one control set of plants. I have considered many cytotoxicity,...

28 October 2020 9,304 3 View

Ideal sample size calculation for a descriptive study ?

I wish to estimate the expression of two types of markers by immunohistochemistry in the biopsy specimens of a particular type of cancer, and correlate their expressions with clinical parameters...

20 September 2020 9,662 6 View

What is the depth of layer 6 in mouse cortex?

Mouse aged >P30. I need to specifically know the depth of layer 6, if possible at the auditory cortical regions.

09 December 2018 768 2 View

What are the reasons for action potential threshold to change between step current injections?

I am using HEKA in current clamp mode to record from mouse DRG neurons. I record action potential in DRG neurons by injecting 80 ms current pulses from 100 - 1000 pA in 50 pA steps (current step...

18 September 2018 3,044 3 View

I am not getting band for insert(3kb) upon digestion of plasmid(5.3kb) from colony PCR positive colonies. What might be the reason?

I am trying to clone a 3kb insert into a 5.3kb vector. The colony PCR was positive for around 12 colonies but upon digestion of the plasmid isolated from those colonies, no insert was observed....

15 December 2017 8,640 3 View

How can I make cross sections of honey bee brains?

16 May 2016 6,162 7 View

Sutter electrode holder leaking after applying positive pressure. How to fix?

I am using a Sutter electrode holder for my patch clamp experiments, but I'm having trouble keeping positive pressure inside my electrode due to a leak out of the back of the holder. I have added...

02 March 2021 5,829 1 View

What thickness need for ITO to use as conductive layer?

I want to do RF sputtering of ITO on glass substrate using magnetron sputtering. what thickness do i need to make it good conductive layer to use it for PSC. Moreover, whats about thickness of...

01 March 2021 395 3 View

Why is my platinum counter electrode getting dirty during electrodeposition?

I am conducting anodic electrodeposition of MnO2 onto a stainless steel substrate, using a platinum strip as a counter electrode. This is done galvanostatically, with the current held between 5...

27 February 2021 1,829 3 View

How does charge on working electrode changes with rising potential?

During performing CV of a GCE or modified GCE, we rise the potential in the first half of the cycle and reduce it in reverse half. During the first half, what is the nature of charge on GCE or...

25 February 2021 7,994 3 View

How to troubleshoot Electrochromic Films and Electrochromic Devices?

I am trying to characterize an electrochromic system. The system uses ITO electrodes on glass, WO3 as the electrochromic film, and NiO as the ion storage layer. When I deposit NiO and WO3 and...

23 February 2021 9,592 2 View

How does elongation affect the resistance of an electrode?

What are the testing rate for electrodes recommended by ASTM for cochlear implants. I am currently doing the 15mm/min elongatio testing.

22 February 2021 1,515 1 View

Is that possible to do an impedance measurement without FRA module?

One of my colleagues said, "the impedance you can measure with the three electrodes and with the specific sequence varying the frequency" Is it possible to configure the potenciostat without the...

21 February 2021 418 2 View

Helix antenna coupling problem?

Dealing with a helix antenna, made with flexible material and not rigid like using a PCB board or wire. At the beginning of the helix is too close to the ground plane, causing coupling. How can I...

21 February 2021 4,453 3 View

Do you know this error? The experiment was stopped by a potential overload on Vs (auxiliary electrode)?

Hello everyone Do you have any information about this error 'The experiment was stopped by a potential overload on Vs (auxiliary electrode)' in Origamaster software? I tried everything possible,...

19 February 2021 3,152 7 View

Which compound is getting oxidized during bulk electrolysis with TFAA?

The experiment is really simple. When I do a bulk electrolysis with 1% TFAA (ACN solution) to get dihydrogen, what is going to be oxidized? (working electrode graphit, counter electrode platinum,...

18 February 2021 4,430 1 View