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Anisotropy of the Orientation Selectivity in the Visual Cortex Area 18 of Cats Reared Under Normal and Altered Visual Experience.
Eur J Neurosci
January 2025
Pavlov Institute of Physiology RAS, Saint-Petersburg, Russia.
The "oblique effect" refers to the reduced visual performance for stimuli presented at oblique orientations compared to those at cardinal orientations. In the cortex, neurons that respond to specific orientations are organized into orientation columns. This raises the question: Are the orientation signals in the iso-orientation columns associated with cardinal orientations the same as those in the iso-orientation columns associated with oblique orientations, and is this signal influenced by experience? To explore this, iso-orientation columns in visual area 18 were examined using optical imaging techniques.
View Article and Find Full Text PDFDecoding Cortical Folding Patterns in Marmosets Using Machine Learning and Large Language Model.
Neuroimage
January 2025
School of information science and technology, Northwest University, Xi'an, China. Electronic address:
Macroscale neuroimaging results have revealed significant differences in the structural and functional connectivity patterns of gyri and sulci in the primate cerebral cortex. Despite these findings, understanding these differences at the molecular level has remained challenging. This study leverages a comprehensive dataset of whole-brain in situ hybridization (ISH) data from marmosets, with updates continuing through 2024, to systematically analyze cortical folding patterns.
View Article and Find Full Text PDFProposal of staging system and treatment guideline for diagnostically challenging primary intra-osseous carcinoma: A retrospective single-center case series and literature review.
J Stomatol Oral Maxillofac Surg
January 2025
Department of Oral and Maxillofacial Surgery, School of Dentistry, Seoul National University, Seoul National University Dental Hospital, Seoul, 03080, South Korea; Department of One-Stop Specialty Center, Seoul National University Dental Hospital, Seoul, South Korea. Electronic address:
The objective of this retrospective study is to examine the clinical, imaging and pathologic features of 10 patients diagnosed with 'primary intraosseous carcinoma (PIOC)' at a single institution and to identify factors affecting the prognosis of PIOC patients. By proposing a new staging system based on tumor size, cortical bone deformation, neck metastasis and histologic grade, the study aims to address the lack of a distinct staging system, which has led to the mixed use of oral squamous cell carcinoma classification. Furthermore, the study intends to propose a treatment guideline based on the newly proposed staging system.
View Article and Find Full Text PDFDisturbed hierarchy and mediation in reward-related circuits in depression.
Neuroimage Clin
January 2025
Backgrounds/objective: Deep brain stimulation (DBS) has proved the viability of alleviating depression symptoms by stimulating deep reward-related nuclei. This study aims to investigate the abnormal connectivity profiles among superficial, intermediate, and deep brain regions within the reward circuit in major depressive disorder (MDD) and therefore provides references for identifying potential superficial cortical targets for non-invasive neuromodulation.
Methods: Resting-state functional magnetic resonance imaging data were collected from a cohort of depression patients (N = 52) and demographically matched healthy controls (N = 60).
Inaudible airborne ultrasound affects emotional states in the olfactory bulbectomized rat depression model.
Sci Rep
January 2025
Laboratory of Pharmacology, Department of Pharmacy, Faculty of Pharmaceutical Sciences, Tokyo University of Science, Chiba, Japan.
Recently, exposure to sounds with ultrasound (US) components has been shown to modulate brain activity. However, the effects of US on emotional states remain poorly understood. We previously demonstrated that the olfactory bulbectomized (OBX) rat depression model is suitable for examining the effects of audible sounds on emotionality.
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