John P. Peach

ORCID: 0000-0003-2713-0326
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About
Contact & Profiles
Research Areas
  • Neuroscience and Neuropharmacology Research
  • Muscle activation and electromyography studies
  • Musculoskeletal pain and rehabilitation
  • Sports Performance and Training
  • Retinal Development and Disorders
  • Visual perception and processing mechanisms
  • Neural dynamics and brain function
  • Bone health and osteoporosis research
  • Glaucoma and retinal disorders
  • Ultrasound Imaging and Elastography
  • Sports Dynamics and Biomechanics
  • Rheology and Fluid Dynamics Studies
  • Ultrasonics and Acoustic Wave Propagation
  • Innovative Microfluidic and Catalytic Techniques Innovation
  • Transcranial Magnetic Stimulation Studies
  • Effects of Vibration on Health
  • Structural Analysis and Optimization
  • Motor Control and Adaptation
  • AI in Service Interactions
  • Nonlinear Dynamics and Pattern Formation
  • Balance, Gait, and Falls Prevention
  • Cardiovascular Health and Disease Prevention
  • Speech and dialogue systems
  • Lattice Boltzmann Simulation Studies
  • Sports Analytics and Performance

Johns Hopkins University
2018-2022

Amazon (Germany)
2019

Stanford University
2017

Concordia University
2016

University of Vermont
1998-2003

University of Waterloo
1997-1999

Theta oscillations are essential for learning and memory, their generation requires GABAergic interneurons. To better understand how theta is generated, we explored parvalbumin (PV) somatostatin (SOM) interneurons in CA1 stratum oriens/alveus fire during hippocampal investigated synaptic mechanisms underlying behavior. Combining the use of transgenic mice to visually identify PV SOM intact preparation that can generate vitro without cholinergic agonists, performed simultaneous field...

10.1523/jneurosci.3951-13.2016 article EN Journal of Neuroscience 2016-06-22

Study of the neural deficits caused by mismatched binocular vision in early childhood has predominantly focused on circuits primary visual cortex (V1). Recent evidence revealed that neurons mouse dorsolateral geniculate nucleus (dLGN) can undergo rapid ocular dominance plasticity following monocular deprivation (MD). It remains unclear, however, whether long-lasting attributed to MD during critical period originate thalamus. Using vivo two-photon Ca 2+ imaging dLGN afferents superficial...

10.1523/jneurosci.1626-19.2019 article EN cc-by-nc-sa Journal of Neuroscience 2019-11-25

Study Design. An electromyogram procedure using spectral parameters to distinguish subjects with low back pain from those without. Objectives. To add the growing database on this procedure, assess possible overfitting of data in classification model, determine whether a model based contraction level 60% maximum voluntary can produce concordance rates similar models 40% and 80% contraction, develop Summary Background Data. Other investigators have published series which measured during...

10.1097/00007632-199805150-00009 article EN Spine 1998-05-01

Despite the recent emergence of multiple cellular and molecular strategies to restore vision in retinal disorders, it remains unclear what extent central visual circuits can recover when defects are corrected adulthood. We addressed this question an Lrat-/- mouse model Leber congenital amaurosis (LCA) which light sensitivity optomotor responses partially restored by 9-cis-retinyl acetate administration Following treatment, two-photon calcium imaging revealed increases number response...

10.1016/j.cub.2022.09.005 article EN cc-by Current Biology 2022-09-23

10.1016/s0301-5629(00)00214-3 article EN Ultrasound in Medicine & Biology 2000-06-01

Many businesses and consumers are extending the capabilities of voice-based services such as Amazon Alexa, Google Home, Microsoft Cortana, Apple Siri to create custom voice experiences (also known skills). As number these increases, a key problem is discovery skills that can be used address user's request. In this paper, we focus on conversational skill present agent which engages in dialog with users help them find fulfill their needs. To end, start rule-based improve it by using...

10.48550/arxiv.1911.06747 preprint EN other-oa arXiv (Cornell University) 2019-01-01

10.1016/s1050-6411(98)00017-0 article EN Journal of Electromyography and Kinesiology 1998-09-01

Abstract In the present study, we report on an experimental technique which enables three-dimensional imaging and reconstruction of microfluidic mixing surface — entire flow volume at a 90° branch formed between converging Newtonian fluids differing rate viscosity. Only steady-state flows are examined. The involves use dual-channel laser scanning confocal microscopy (LSCM) represents significant extension previously introduced by Hitt & Lowe [1].

10.1115/imece2000-1137 article EN Micro-Electro-Mechanical Systems (MEMS) 2000-11-05

An electromyographic (EMG) analysis of eight leg muscles when riding a stepper bike at various workloads in both the seated and standing positions is presented.

10.1109/nebc.1999.755791 article EN 2003-01-20

ABSTRACT Monocular deprivation (MD) during the juvenile critical period leads to long-lasting impairments in binocular function and visual acuity. The site of these changes has been widely considered be cortical. However, recent evidence indicates that integration may first occur dorsolateral geniculate nucleus thalamus (dLGN), raising question whether MD produce deficits dLGN integration. Using vivo two-photon Ca 2+ imaging afferents excitatory neurons superficial layers primary cortex...

10.1101/484774 preprint EN cc-by-nc bioRxiv (Cold Spring Harbor Laboratory) 2018-12-02

Recently a computer-controlled scanning ultrasound imaging system was developed in our laboratory. It includes pair of broadband 48-MHz focusing copolymer transducers. The apertures the transducers and their f-numbers were identically equal to 2 mm 2.25, respectively. A specimen can be moved 10-μm increment its plane normal direction rotated along propagation direction. used produce transmission-mode shear-wave as well longitudinal-wave images solid specimens. Shear waves solids generated by...

10.1121/1.428923 article EN The Journal of the Acoustical Society of America 2000-05-01
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