Identification of possible digenean trematode in Lymnaea sp.?

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Does the temporal summation of EPSPs accumulate linearly to action potential threshold or logarithmically to a plateau/limit?

I am attempting to determine which current inputs (in uA) are subthreshold for inducing a burst of activity. This is because I am attempting to model DBS form epilepsy in vitro, which clinically...

23 June 2024 4,083 1 View

How to avoid metal contamination from a sonicator?

Hi, I have been using a Q-Sonica Q500 Sonicator to disperse samples on nanocellulose and make emulsions. I have notices black dust like particulates settling out in some samples and on the bottom...

12 June 2024 9,737 6 View

How to prevent Vibratome Section shrinkage after 14 day culture?

I cut 50 um sections of tissue in agarose and need to culture them for 14 days before fixing.The sections have great surface area when I first section them, but after 14 days they shrink to sizes...

28 May 2024 9,861 0 View

What would be the safety of our roads be with the autonomous vehicles ?

safety of autonomous self-driving vehicles.

26 May 2024 6,880 1 View

What should the phase and pulse duration be for deep-brain stimulation (DBS) for epilepsy?

In DBS settings, I have seen stimulus widths of up to 500 us in duration; however, the most common pulse duration seems to be between 90-150 us. Clinically, mono- or bi-polar electrodes can be...

26 May 2024 5,819 0 View

Why does extracellular cathodic (-ve) stimulation depolarise neurones?

I am a bit confused by these statements: "For extracellular stimulations, a cathodic pulse can generate a current sink in the space immediately around the stimulation electrode, thereby...

11 May 2024 3,318 2 View

Should a biphasic electrical stimulation pulse on neural networks be positive followed by a negative phase or negative followed by positive phase?

I am using a biphasic electrical stimulation on neural networks to attempt to induce electrical kindling for epilepsy on neural networks. In addition, I will be attempting to modulate said...

09 May 2024 7,167 1 View

Can 100% alcohol (95% EtOH, 5% methanol/isopropyl alcohol) be used for bacterial SEM dehydration?

I am preparing a protocol for SEM of a biofilm, but do not have easy access to 100% ethanol for the dehydration steps. Can 100% ethanol be substituted for 100% alcohol (95% EtOH, 5%...

07 May 2024 1,515 3 View

African philosophy solution to the global problem of poverty?

How can African philosophy solve the worldly problem of poverty?

27 April 2024 6,495 3 View

Is it best to submit literally all of your research plans to your IRB?

Do you submit literally of your research plans to your IRB just to be safe? If not, then what do you use as your cut-off for "submittable" vs "not submittable" given that trainings such as those...

26 April 2024 7,732 3 View

I need help with Identification (misidentification) of European Pisidiidae & Sphaeriidae?

Hi everyone! I published an article summarizing my first experience in determining cryptic species of small bivalves, of course with errors. I will be very grateful and will thank you in future...

02 August 2024 6,582 11 View

Which filtration method to go for run off water from dirty solar panels to be used again?

We are working on a robot that cleans solar panels using fresh water supply and a rotating brush. We are trying to conserve as much water at possible by recycling the dirty water that is collected...

28 July 2024 5,778 2 View

In passive sampling, can polymer-lipid partition coefficients be applied independent of environmental salinity?

For example, if low-density polyethylene (LDPE) is equilibrated with PCB contaminated marine and freshwater sediments, can LDPE-lipid partition coefficients be used to obtain equilibrium...

28 July 2024 263 1 View

Which statistical test would be the best?

For my practical project at Uni, I am researching blue-green algae in a freshwater lake. I have three locations around the lake and am testing the water for phosphates, pH, and temperature. I am...

30 June 2024 4,264 3 View

What prepair food for carnivore fresh water planarians ?

I want have carnivore and detritivore planarians in captivity and i dont now what is the best way for to prepair food for them.

01 June 2024 3,110 3 View

Which Peucedanum in Brno?

Queried plants formed nice clumps of sat green leaves resembling P. austriacum and P. alsaticum in April. Pale green stems and leaves appeared in the center soon, followed by pale green young...

01 June 2024 5,738 7 View

Can someone recommend a software (preferably free) that can help me enter and assed positional scan data to obtain inter-individual distances?

I have scan data of multiple individuals over a while and their positional photographs were taken at certain fixed instances during focal sampling. I want to obtain the inter-individual distances...

26 May 2024 2,597 2 View

How do climate change-induced alterations in precipitation patterns impact freshwater availability and quality in different regions globally?

Climate change-induced shifts in precipitation patterns are reshaping the availability and quality of freshwater resources worldwide. Join us in examining the far-reaching implications of these...

19 May 2024 8,764 3 View

Effects of Aeromonas caviae and Aeromonas veronii on Freshwater Fish?

28 April 2024 9,191 1 View

A good microscope for identification and pictures of aquatic larvae?

I am looking to get a microscope for the identification of larvae in aquatic invasive species work. Would like to use it for the identification of larvae for aquatic invasive species work....

18 April 2024 4,401 2 View