Implantable electrochemical sensors for brain research

Y Liu, Z Liu, Y Zhou, Y Tian - JACS Au, 2023 - ACS Publications
Implantable electrochemical sensors provide reliable tools for in vivo brain research. Recent
advances in electrode surface design and high-precision fabrication of devices led to …

Distinct neurochemical influences on fMRI response polarity in the striatum

DH Cerri, DL Albaugh, LR Walton, B Katz… - Nature …, 2024 - nature.com
The striatum, known as the input nucleus of the basal ganglia, is extensively studied for its
diverse behavioral roles. However, the relationship between its neuronal and vascular …

Combining magnetic resonance imaging with readout and/or perturbation of neural activity in animal models: Advantages and pitfalls

L Kosten, SA Emmi, S Missault, GA Keliris - Frontiers in Neuroscience, 2022 - frontiersin.org
One of the main challenges in brain research is to link all aspects of brain function: on a
cellular, systemic, and functional level. Multimodal neuroimaging methodology provides a …

Dopamine measurement using engineered CNT–CQD–polymer coatings on Pt microelectrodes

M Darroudi, KA White, MA Crocker, BN Kim - Sensors, 2024 - mdpi.com
This study aims to develop a microelectrode array-based neural probe that can record
dopamine activity with high stability and sensitivity. To mimic the high stability of the gold …

[HTML][HTML] Acute alcohol induces greater dose-dependent increase in the lateral cortical network functional connectivity in adult than adolescent rats

SH Lee, TA Shnitko, LM Hsu, MA Broadwater… - Addiction …, 2023 - Elsevier
Alcohol misuse and, particularly adolescent drinking, is a major public health concern. While
evidence suggests that adolescent alcohol use affects frontal brain regions that are …

Computing hemodynamic response functions from concurrent spectral fiber-photometry and fMRI data

THH Chao, WT Zhang, LM Hsu, DH Cerri… - …, 2022 - spiedigitallibrary.org
Significance: Although emerging evidence suggests that the hemodynamic response
function (HRF) can vary by brain region and species, a single, canonical, human-based HRF …

Putative neurochemical and cell type contributions to hemodynamic activity in the rodent caudate putamen

BM Katz, LR Walton, KM Houston… - Journal of Cerebral …, 2023 - journals.sagepub.com
Functional magnetic resonance imaging (fMRI) is widely used by researchers to
noninvasively monitor brain-wide activity. The traditional assumption of a uniform …

From learned value to sustained bias: how reward conditioning changes attentional priority

KN Meyer, JB Hopfinger, EM Vidrascu… - Frontiers in Human …, 2024 - frontiersin.org
Introduction Attentional bias to reward-associated stimuli can occur even when it interferes
with goal-driven behavior. One theory posits that dopaminergic signaling in the striatum …

Data preprocessing and neural network architecture selection algorithms in cases of limited training sets—on an example of diagnosing alzheimer's disease

A Alekseev, L Kozhemyakin, V Nikitin, J Bolshakova - Algorithms, 2023 - mdpi.com
This paper aimed to increase accuracy of an Alzheimer's disease diagnosing function that
was obtained in a previous study devoted to application of decision roots to the diagnosis of …

Accelerating the development of implantable neurochemical biosensors by using existing clinically applied depth electrodes

AR Macdonald, F Charlton, DK Corrigan - Analytical and Bioanalytical …, 2023 - Springer
In this study, an implantable stereo-electroencephalography (sEEG) depth electrode was
functionalised with an enzyme coating for enzyme-based biosensing of glucose and L …