has soma location has soma location expresses expresses has characterizing marker set NS forest marker set of pvalb GABAergic interneuron (Human neocortex). GABAergic interneuron neuron of the forebrain pvalb GABAergic interneuron ILX:0770154 The marker set PVALB, TAC1, MYO5B can identify the Human cell type pvalb GABAergic interneuron in the neocortex with a confidence of 0.691998764 (NS-Forest FBeta value). Historically this term was used to refer to all Pvalb expressing GABAergic interneurons, but transcriptomic classification separates out some Pvalb expressing GABAergic interneurons as sibling classes (e.g. Pvalb chandelier). We follow the transcriptomic classifications. pvalb interneuron https://cellxgene.cziscience.com/cellguide/CL_4023018 The pvalb GABAergic cortical interneuron, named for its expression of parvalbumin (pvalb) and its use of the inhibitory neurotransmitter gamma-aminobutyric acid (GABA), plays an essential role in the intricate circuitry of the brain. This specific subclass of GABAergic cortical interneurons are among five subclasses recently defined for their marker gene expression, which include Sst, Pvalb, Vip, Lamp5, and Sncg. Predominantly found within the cortex, this subset of interneurons exhibits a significant influence on the behavior of the local network due to their robust inhibitory capabilities. Sampling input from the surrounding pyramidal neurons while concomitantly providing feedback inhibitory connections makes pvalb cortical interneurons a crucial constituent of cortical homeostasis. Functionally, pvalb GABAergic cortical interneurons are responsible for shaping neuronal activity and facilitating precisely timed and reliable information transfer within the brain. They offer inhibitory control over the excitatory neurons they synapse, allowing these cells to temper and shape the overall neuronal firing pattern in the cortical regions, thereby promoting functional efficiency and reliability. Moreover, these interneurons, by rapidly and repetitively firing, contribute to generating brain rhythms, particularly gamma oscillations, essential for cognitive functions, like perception, attention, and memory. Disruptions in the function of pvalb GABAergic cortical interneurons are linked to a broad spectrum of neurological and psychiatric disorders, including epilepsy, autism, and schizophrenia, indicating their central role in maintaining cortical functionality. Moreover, the distribution, density, and interconnectedness of these complex neuronal networks may vary depending on the specific cortical region, further influencing their functionality and consequently the global neuronal output of the cortical area. (This extended description was generated by ChatGPT and reviewed by the CellGuide team, who added references, and by the CL editors, who approved it for inclusion in CL. It may contain information that applies only to some subtypes and species, and so should not be considered definitional.) A transcriptomically distinct GABAergic interneuron with a soma located in the pallium. These neurons express Parvalbumin. medial ganglionic eminence derived interneuron Homo sapiens parvalbumin alpha pallium