Questions tagged [experimental-neuroscience]

For practical questions about performing neuroscience experiments.

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Facing problem while connecting OpenViBE Acquisition Server with Python

I am trying to connect OpenViBE Acquisition Server with Python (without using OpenViBE Driver). I read the OpenViBE documentation (http://openvibe.inria.fr/how-to-use-labstreaminglayer-in-openvibe/) ...
bhawna's user avatar
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What is the role of mesolimbic dopamine in associative or reinforcement learning?

I was recently told about a Science paper that suggests the old model of association of cause with effect is incorrect. In this model, cue comes, reward occurs, cue comes again, prediction of reward ...
Malcolm Forbes's user avatar
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2 answers
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Why do we understand so little about the brain? [closed]

Most of the things our brain does we have no clue how it does it. Thought, Memory storage and recall, dreaming, spatial awareness, timekeeping, emotions, pain and the big ONE- qualia. We have no clue ...
Max's user avatar
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Are neural sensitivity tests used in proving/refuting Freudian and Neo-Freudian theories?

Given that Freudian theories root their explanatory models in neurology (that is, selected extra-sensitive (erogenous) body zones), has any scientific study tried to prove/refute them, by measuring ...
drabsv's user avatar
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How does acute tryptophan depletion work?

The literature online about this practice is very poor. The theory goes like this: A mix of amino acids that does not include tryptophan will lower the proportion of tryptophan in the bloodstream. ...
JClaussFTW's user avatar
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1 answer
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In an experiment with animated stimuli, should I accept answers during Animation Time and count it into the Response Time?

In an experimental task where the response time is an important variable to compare two groups with different conditions, and there are animated stimuli (movement), should the response be accepted ...
Ágatha's user avatar
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1 answer
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Is anyone here familiar with techniques and/or equipment for performing cerebrospinal fluid transfusions?

I am a student at a University and we are discussing putting together a lab assessing the benefits that may be associated with cerebrospinal fluid (CSF) transfusions in Alzheimer's disease mice. So ...
neurosciencecalc's user avatar
1 vote
1 answer
470 views

How to determine nerve conduction velocity?

Can anyone suggest good sources or papers to understand about experimental setup and procedure for measuring nerve conduction velocity for various types of neurons? I wish to learn how such ...
pavan sai's user avatar
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1 answer
114 views

Can a brain dead person be revived through a modified defribillator?

Is the analogy of a defribillator for a brain be able to tackle brain deaths ? What are the limitations to this idea?
Parvathy's user avatar
1 vote
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Any neuroscience related intelligence theories?

Correlations between biological measurements and intelligence has been made in the past, e.g. blood flow or metrics like cortex size, though are there any specific neuroscience related intelligence ...
J. Doe's user avatar
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2 votes
0 answers
51 views

System 1 (fast and unconscious) thinking

Can you please recommend some literature about experiments used to study system 1 (fast and unconscious) decision making (Kahneman, 2011) in human or non-human animals? Reference Kahneman, D. (2011). ...
Imesh Waasala's user avatar
1 vote
1 answer
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Mismatch negativity vs. mismatch response

MMN x MMR - mismatch negativity versus mismatch response: How are the concepts related and what is the difference between them?
Slepecky Mamut's user avatar
2 votes
1 answer
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Constraints on dataset size for AI-assisted connectome reconstruction

From an exchange with Dr. Seung, an expert on connectomics, I learned that one of his former PhD students Viren Jain is leading the Connectomic effort at Google using supervised learning methods. Now, ...
user avatar
1 vote
2 answers
291 views

Good neuroscience research blogs

In the field of AI research there are really good research blogs that regularly analyse methods and review papers. Examples that come to mind are: BAIR blog: The Berkeley AI Research blog Distill: an ...
2 votes
0 answers
39 views

Are skull screws required for stable implants

I'm wondering if there is any quantitative (or a least first-hand qualitative) evidence that relates the stability of chronic, invasive neural recordings with the use of skull screws versus a high-...
jonnew's user avatar
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2 votes
1 answer
42 views

Differences in reaction time on visual tasks with and without binocular disparity ques?

Have there been any studies done that test the reaction time to vision processing tasks with and without the benefit of binocular disparities? I have been wondering how much depth information (such as ...
norlesh's user avatar
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2 answers
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Converting human's memory into digital data

I am wondering whether converting someone's memory into digital data is possible or not. It may sound ridiculous. However, if chance is not 0 then what kind of studies might be used? What kind of ...
RazyDave's user avatar
3 votes
0 answers
125 views

What would be areas of ethical or safety concerns with a smartphone app interacting with people sleeping?

The BBC News article Hi-tech dreamcatcher defeats sleep amnesia mentions a recent talk by Adam Haar Horowitz and then describes some limited tests of an apparatus called Dormio at the MIT media lab, ...
uhoh's user avatar
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1 answer
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experimental tracking and treating bipolar disorder

Is there a way to measure what neurotransmitters (and in what amount) are present in a person via blood or other method? I feel like if such information was available there could be experiments ...
isabella citarello's user avatar
1 vote
1 answer
283 views

Which possible methods can be used to determine if a certain part of the brain is active?

The question goes back to this tweet: Julia‏ @JuliaHass I just learned that elephants think humans are cute the way humans think puppies are cute (the same part of the brain lights up when they see ...
jjack's user avatar
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4 votes
1 answer
61 views

Simultaneous extracellular recording from different distant sites (in rodents)

I wonder whether it is technically possible today to have simultaneous extracellular recording in awake rodents (e.g., mice) from different non-proximate sites (e.g., V1 and frontal cortex). I mean to ...
student's user avatar
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7 votes
1 answer
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How to stain for orexin neurons in mice?

I am interested in studying possible depletion of orexin levels in the brains of some mice, and am wondering if anyone knows of a staining substance/technique for use on slices of fixed mouse brains ...
ArtemisPondering's user avatar
4 votes
2 answers
193 views

Does the peripheral nervous system processes information like central neurons do?

Neural coding deals with the problem on how neurons or a network of neurons processes a stimulus and creates a response in form of electrical action potentials. Information then might be encoded in ...
Eser's user avatar
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3 votes
1 answer
584 views

Where can I find the connectivity matrix of the connectome of C. Elegans?

I am trying to find the entire connectivity matrix for the connectome of the roundworm C. elegans. It is a much studied animal, as it features just a handful of neurons in its nervous system, 302 to ...
markagrios's user avatar
3 votes
1 answer
61 views

How to record mouse-pointer fixations? [closed]

I'm planning an experiment in which participants will respond to a stimulus by using a mouse to click somewhere on a computer screen. I'm interested in analyzing the strategies participants use to ...
baixiwei's user avatar
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1 vote
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How close an electrode should be to the target neural tissue? [closed]

Intracortical electrodes are used to record neural signals. How close an electrode should be to the target neural tissue to obtain sufficiently clean / usable or hi-fidelity signal?
lyg's user avatar
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4 votes
1 answer
581 views

At what impedances should one gold plate 12.5-µm diameter nichrome wire tetrodes for targeting different brain areas?

Extracellular electrophysiological recordings of rodent brains using tetrodes requires plating them with gold solution in order to achieve appropriate impedances. How does the ideal plating ...
nachosan's user avatar
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7 votes
4 answers
1k views

How does one add a commutator to the UCLA miniscope cable?

The UCLA miniscope is an open source alternative to the Inscopix system for calcium imaging in freely behaving animals. One of the benefits of their system that they tout is the ability to have a ...
honi's user avatar
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