High-speed wide-field imaging of microcircuitry using nitrogen vacancies in diamond

JL Webb, L Troise, NW Hansen, LF Frellsen… - Physical Review …, 2022 - APS
The ability to measure the passage of electrical current with high spatial and temporal
resolution is vital for applications ranging from inspection of microscopic electronic circuits to …

[HTML][HTML] Optimization of a diamond nitrogen vacancy centre magnetometer for sensing of biological signals

JL Webb, L Troise, NW Hansen, J Achard… - Frontiers in …, 2020 - frontiersin.org
Sensing of signals from biological processes, such as action potential propagation in nerves,
are essential for clinical diagnosis and basic understanding of physiology. Sensing can be …

Locomotor-and reward-enhancing effects of cocaine are differentially regulated by chemogenetic stimulation of Gi-signaling in dopaminergic neurons

…, SH Jĝrgensen, AV Petersen, NW Hansen… - Eneuro, 2018 - eneuro.org
Dopamine plays a key role in the cellular and behavioral responses to drugs of abuse, but
the implication of metabotropic regulatory input to dopaminergic neurons on acute drug …

Differential effects of chemogenetic inhibition of dopamine and norepinephrine neurons in the mouse 5-choice serial reaction time task

…, AH Runegaard, SH Christiansen, NW Hansen… - Progress in Neuro …, 2019 - Elsevier
Attention-deficit/hyperactivity disorder (ADHD) is a psychiatric disorder characterized by
inattention, aberrant impulsivity, and hyperactivity. Although the underlying pathophysiology of …

RhoA in tyrosine hydroxylase neurones regulates food intake and body weight via altered sensitivity to peripheral hormones

LJ Skov, C Ratner, NW Hansen… - Journal of …, 2019 - Wiley Online Library
Dopamine‐producing tyrosine hydroxylase ( TH ) neurones in the hypothalamic arcuate
nucleus ( ARC ) have recently been shown to be involved in ghrelin signalling and body weight …

[HTML][HTML] Detection of biological signals from a live mammalian muscle using an early stage diamond quantum sensor

JL Webb, L Troise, NW Hansen, C Olsson… - Scientific reports, 2021 - nature.com
The ability to perform noninvasive and non-contact measurements of electric signals produced
by action potentials is essential in biomedicine. A key method to do this is to remotely …

In vitro recording of muscle activity induced by high intensity laser optogenetic stimulation using a diamond quantum biosensor

L Troise, NW Hansen, C Olsson, JL Webb… - AVS Quantum …, 2022 - pubs.aip.org
The detection of physiological activity at the microscopic level is key for understanding the
function of biosystems and relating this to their physical structure. Current sensing methods for …

High speed microcircuit and synthetic biosignal widefield imaging using nitrogen vacancies in diamond

JL Webb, L Troise, NW Hansen, LF Frellsen… - arXiv preprint arXiv …, 2021 - arxiv.org
The ability to measure the passage of electrical current with high spatial and temporal
resolution is vital for applications ranging from inspection of microscopic electronic circuits to …

[HTML][HTML] Microscopic-scale magnetic recording of brain neuronal electrical activity using a diamond quantum sensor

NW Hansen, JL Webb, L Troise, C Olsson… - Scientific Reports, 2023 - nature.com
Quantum sensors using solid state qubits have demonstrated outstanding sensitivity,
beyond that possible using classical devices. In particular, those based on colour centres in …

Microscopic-scale recording of brain neuronal electrical activity using a diamond quantum sensor

NW Hansen, JL Webb, L Troise, C Olsson… - arXiv preprint arXiv …, 2022 - arxiv.org
An important tool in the investigation of the early stages of neurodegenerative disease is the
study of dissected living tissue from the brain of an animal model. Such investigations allow …