Basal Nuclei
Basal Nuclei - Related Videos
03:05
Gradient Centrifugation Based Purification of Nuclei: A Technique to Obtain Ultrapure Fraction of Intact Nuclei Using Density Gradient Centrifugation
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2023
In this video, we describe a simple and efficient protocol using gradient centrifugation to isolate single nuclei. Once isolated, these nuclei can be used for sequencing and genome analysis.
03:55
Isolation of Nuclei from Fresh Frozen Glioma Tissues: A Method to Obtain Intact Nuclei from Glioma Tumor Samples
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2023
This video describes the protocol to isolate single-nuclei from fresh frozen glioma tissue. The isolated single-nuclei can be used as specimens for sequencing techniques such as single-nuclei RNA (snRNA) sequencing and single-nuclei Assay for Transposase-Accessible Chromatin (snATAC) sequencing to obtain deeper insights into inter- and intra-tumor heterogeneity observed in glioma of the central nervous tissues.
00:55
Laminins are the Adhesive Proteins of Basal Lamina
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2023
Laminins are heterotrimeric proteins with high molecular mass found in the extracellular matrix. Each laminin molecule is composed of three chains, viz. alpha, beta, and gamma, coded by five, four, and three paralogous genes, respectively. Laminins are categories based on the compositions of the three chains. In humans, the five forms of alpha chains are LAMA 1, LAMA 2, LAMA 3, LAMA 4, and LAMA 5. The four forms of beta chains are LAMB 1, LAMB 2, LAMB 3, and LAMB 4. The three forms of gamma...
10:12
Isolation of Cardiomyocyte Nuclei from Post-mortem Tissue
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Cited by 61 •
2012
Cardiac nuclei are isolated via density sedimentation and immunolabeled with antibodies against pericentriolar material 1 (PCM-1) to identify and sort cardiomyocyte nuclei by flow cytometry.
07:59
Measurement of Basal and Forskolin-stimulated Lipolysis in Inguinal Adipose Fat Pads
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Cited by 10 •
2017
This protocol describes the method of determining basal and forskolin-stimulated lipolysis in inguinal fat pads obtained from normal chow diet (NCD) or high fat diet (HFD) ± capsaicin fed wild type mice. As an index for lipolysis, glycerol release was measured from inguinal adipose fat pads.
FAQs
The direct and indirect pathways provide opposing control over motor programs. Together, they help determine whether a potential action is facilitated or suppressed rather than allowing movement control to depend on a single signal. This balancing function is important because coordinated behavior requires selecting appropriate actions while limiting competing programs.
Dopamine from the substantia nigra acts as a modulatory signal rather than simply serving as an on-off command. By adjusting activity within basal nuclei circuits, it influences how direct and indirect pathway effects are balanced. This modulation makes dopamine-related signaling important for interpreting movement control and for understanding why basal nuclei dysfunction matters in neurological research and therapy.
Parallel circuits link the cerebral cortex with the thalamus and brainstem while supporting more than motor regulation. Their organization helps connect basal nuclei activity with learning, motivation, and other complex behaviors. This arrangement also provides a framework for explaining how neural signals can influence both coordinated action and procedural learning.
Examining connections among the cerebral cortex, thalamus, and brainstem shows how information is integrated across different levels of the brain. These pathways help relate cellular signaling to larger patterns of brain organization and behavior. In research, this systems perspective is useful for linking circuit activity with coordinated action, learning, and behavioral regulation.
These disorders demonstrate the clinical importance of basal nuclei circuits because dysfunction in this system contributes to Parkinson’s disease, Huntington’s disease, and dystonia. Comparing them gives neurological research a way to investigate how disrupted circuit activity relates to impaired function. The same disease relevance also makes basal nuclei pathways important targets for therapy-focused studies.
Researchers can use basal nuclei circuits to connect cellular signaling with procedural learning and coordinated behavior. Studying how direct and indirect pathways are balanced, and how dopamine modulates them, may clarify how normal actions are organized and how dysfunction develops. These findings support research into neurological disorders and help identify circuit-level targets for therapeutic investigation.