Variational calculations of fermion second-order reduced density matrices by semidefinite programming algorithm

M Nakata, H Nakatsuji, M Ehara, M Fukuda… - The Journal of …, 2001 - pubs.aip.org
The ground-state fermion second-order reduced density matrix (2-RDM) is determined
variationally using itself as a basic variable. As necessary conditions of the N -representability, we …

Relationship between neural, vascular, and BOLD signals in isoflurane-anesthetized rat somatosensory cortex

K Masamoto, T Kim, M Fukuda, P Wang… - Cerebral cortex, 2007 - academic.oup.com
Functional magnetic resonance imaging (fMRI) in anesthetized rodents has been commonly
performed with α-chloralose, which can be used only for terminal experiments. To develop a …

Acetylcholine suppresses the spread of excitation in the visual cortex revealed by optical recording: possible differential effect depending on the source of input

F Kimura, M Fukuda, T Tsumoto - European Journal of …, 1999 - Wiley Online Library
Optical recording with a voltage‐sensitive dye was performed in visual cortical slices of the
rat to determine the effect of acetylcholine (ACh) on the spread of excitation. In the presence …

Dose‐dependent effect of isoflurane on neurovascular coupling in rat cerebral cortex

K Masamoto, M Fukuda, A Vazquez… - European Journal of …, 2009 - Wiley Online Library
Neurovascular coupling studies are widely conducted in anesthetized animals using
functional magnetic resonance imaging (fMRI). In this study, the dose‐dependent effects of …

Correlation between the structure of water in the vicinity of carboxybetaine polymers and their blood-compatibility

…, K Takaha, M Gemmei-Ide, M Tanaka, M Fukuda… - Langmuir, 2005 - ACS Publications
The structure and hydrogen bonding of water in the vicinity of carboxybetaine homopolymer
(poly[1-carboxy-N,N-dimethyl-N-(2‘-methacryloyloxyethyl)methanaminium inner salt] (…

Effects of the α2‐adrenergic receptor agonist dexmedetomidine on neural, vascular and BOLD fMRI responses in the somatosensory cortex

M Fukuda, AL Vazquez, X Zong… - European Journal of …, 2013 - Wiley Online Library
This article describes the effects of dexmedetomidine ( DEX ) – the active ingredient of
medetomidine, which is the latest popular sedative for functional magnetic resonance imaging ( …

Neural and hemodynamic responses elicited by forelimb-and photo-stimulation in channelrhodopsin-2 mice: insights into the hemodynamic point spread function

AL Vazquez, M Fukuda, JC Crowley, SG Kim - Cerebral cortex, 2014 - academic.oup.com
Hemodynamic responses are commonly used to map brain activity; however, their spatial
limits have remained unclear because of the lack of a well-defined and malleable spatial …

Inhibitory neuron activity contributions to hemodynamic responses and metabolic load examined using an inhibitory optogenetic mouse model

AL Vazquez, M Fukuda, SG Kim - Cerebral Cortex, 2018 - academic.oup.com
Hemodynamic signals are routinely used to noninvasively assess brain function in humans
and animals. This work examined the contribution of inhibitory neuron activity on …

Enhancement of 211At uptake via the sodium iodide symporter by the addition of ascorbic acid in targeted α-therapy of thyroid cancer

…, E Shimosegawa, M Fukuda… - Journal of Nuclear …, 2019 - Soc Nuclear Med
211 At is an α-emitter that has similar chemical properties to iodine and is used in targeted α-therapy.
In the present study, we added ascorbic acid (AA) to 211 At solution to increase the …

Neural interpretation of blood oxygenation level-dependent fMRI maps at submillimeter columnar resolution

CH Moon, M Fukuda, SH Park… - Journal of Neuroscience, 2007 - Soc Neuroscience
Whether conventional gradient-echo (GE) blood oxygenation-level-dependent (BOLD)
functional magnetic resonance imaging (fMRI) is able to map submillimeter-scale functional …