Kimberly A. Smith

Multiregional single-cell profiling reveals shared and specialized cellular vulnerability in Alzheimer's disease

This study uses single-nucleus RNA-seq, ATAC-seq, and Multiome to analyze Alzheimer's disease across multiple brain regions, revealing shared and region-specific cellular vulnerabilities.

Connecting single neuron transcriptomes to the projectome in mouse visual cortex

The paper integrates transcriptomic, morphological, and electrophysiological data to define neuron types in mouse visual cortex and predict their projection targets.

Multimodal characterization of variation in neuronal types in the mouse basal ganglia

This study uses multimodal Patch-seq data to show that gene expression gradients in mouse basal ganglia neurons correlate with spatial location, physiology, and morphology.

Conserved Cell Type Signatures Across the Brainstem and Spinal Cord in the Mouse Central Nervous System

The paper maps conserved cell type signatures in the adult mouse brainstem and spinal cord using multi-omics data, revealing shared and region-specific features.

A layered standards framework for integrating single-cell and spatial omics data into brain cell atlases

This paper introduces a standards framework for integrating single-cell and spatial omics data into brain cell atlases, enabling interoperable and reusable knowledge-ready resources.

Technical and biological sources of noise confound multiplexed enhancer AAV screening

The paper presents a barcoded multiplex strategy to screen enhancer AAVs using single-cell RNA sequencing and taxonomy mapping, but finds significant technical and biological noise complicates accurate expression pattern analysis.

The External Globus Pallidus is a Basal Ganglia Output Hub with Action-Specific Circuits

The paper reveals the external globus pallidus (GPe) as a basal ganglia output hub with distinct subpopulations that mediate specific behaviors through projection-specific circuits.

Topographic structure and function of locus coeruleus norepinephrine neurons

The paper identifies topographic organization in locus coeruleus norepinephrine neurons, linking their morphology, gene expression, and activity to specific brain regions and learning-related behaviors.

A Cross-Species Enhancer-AAV Toolkit for Cell Type-Specific Targeting Across the Basal Ganglia

The paper develops a cross-species enhancer-AAV toolkit for targeting specific cell types in the basal ganglia across species, validated in mouse and macaque.

Morphoelectric Diversity and Specialization of Neuronal Cell Types in the Primate Striatum

The paper analyzes multi-modal Patch-seq data from macaque striatum to reveal morphoelectric diversity and functional specialization of neuronal cell types, highlighting primate-specific features and differences from rodents.

SCALPEL: A pipeline for processing large-scale spatial transcriptomics data

SCALPEL processes large-scale spatial transcriptomics data with improved 3D segmentation, doublet detection, and spatial alignment, showing better performance than previous methods.

A consensus spinal cord cell type atlas across mouse, macaque, and human

The paper creates a cross-species spinal cord cell type atlas integrating data from mouse, macaque, and human, identifying conserved and species-specific features.

HCN channels reveal conserved and divergent physiology in supragranular pyramidal neurons in primate species

The paper examines HCN-channel properties in primate supragranular pyramidal neurons, finding conserved traits across species with some divergence in magnitude between humans and macaques.

The Caudate Nucleus Exhibits Distinct Pathology and Cell Type-Specific Responses Across Alzheimer's Disease

The paper maps AD-related pathological changes in the caudate nucleus at cellular resolution, identifying distinct features and cell type-specific responses.

Cross-species consensus atlas of the primate basal ganglia

The paper creates a cross-species consensus atlas of primate basal ganglia cell types using multiomic data from human, macaque, and marmoset, identifying 61 conserved cell types and a novel hybrid medium spiny neuron type.

The transcriptomic and spatial organization of telencephalic GABAergic neuronal types

The paper analyzes the transcriptomic and spatial organization of GABAergic neurons in the mouse telencephalon, revealing complex developmental and spatial relationships across multiple brain regions.

Enhancer AAVs for targeting spinal motor neurons and descending motor pathways in rodents and macaque

The paper identifies enhancers for spinal motor neurons and develops AAV vectors to target these cells in rodents and macaques, enabling functional studies and potential therapeutic applications.

Integrated multimodal cell atlas of Alzheimer's disease

This study creates an integrated multimodal cell atlas of Alzheimer's disease by analyzing single nuclei transcriptomes, epigenomes, and spatial coordinates across AD stages.

Continuous cell type diversification throughout the embryonic and postnatal mouse visual cortex development

The paper constructs a high-resolution transcriptomic and epigenomic atlas of the developing mouse visual cortex, revealing continuous cell type diversification across embryonic and postnatal stages.

Topographical and cell type-specific connectivity of rostral and caudal forelimb corticospinal neuron populations

The paper maps the connectivity of rostral and caudal forelimb corticospinal neurons to spinal cell types, showing similar targets with notable differences in influence on behavior.

A molecularly defined and spatially resolved cell atlas of the whole mouse brain

MERFISH profiling of >1,100 genes in ~8 million cells spanning the whole mouse brain, integrated with scRNA-seq, maps >5,000 clusters into the Allen Common Coordinate Framework.

Single-cell DNA Methylome and 3D Multi-omic Atlas of the Adult Mouse Brain

The paper generates a single-cell DNA methylome and 3D multi-omic atlas of the adult mouse brain, identifying methylation patterns and regulatory networks across cell types and brain regions.

A high-resolution transcriptomic and spatial atlas of cell types in the whole mouse brain

This paper creates a high-resolution transcriptomic and spatial cell type atlas of the whole adult mouse brain, revealing spatial organization and transcription factor codes for cell types.

Transcriptomic cytoarchitecture reveals principles of human neocortex organization

The paper uses single nucleus RNA-sequencing to analyze human cortical areas, revealing cell type proportions and gene expression patterns that correlate with functional connectivity and areal specialization.

Morpho-electric and transcriptomic divergence of the layer 1 interneuron repertoire in human versus mouse neocortex

The paper identifies transcriptomic and morpho-electric diversity in human neocortical layer 1 interneurons, revealing greater subclass distinction compared to mouse.

Comparative transcriptomics reveals human-specific cortical features

This study uses single nucleus transcriptomics to compare human and non-human primate cortical tissues, identifying human-specific gene expression patterns and their potential functional roles.

Signature morpho-electric properties of diverse GABAergic interneurons in the human neocortex

The paper uses viral labeling and Patch-seq to define morpho-electric properties of GABAergic interneurons in human neocortex, revealing functional insights and reclassifying some SST neurons into PVALB subclass.

Enhancer-AAVs allow genetic access to oligodendrocytes and diverse populations of astrocytes across species

The paper develops AAV-based genetic tools to specifically target astrocytes and oligodendrocytes across species, revealing functional roles in reward-dependent acetylcholine responses.

Cell-type specific molecular signatures of aging revealed in a brain-wide transcriptomic cell-type atlas

The paper identifies cell-type-specific molecular signatures of aging in a brain-wide transcriptomic atlas of mice, revealing key changes in non-neuronal cells and specific regions like the hypothalamic third ventricle.

Target cell-specific synaptic dynamics of excitatory to inhibitory neuron connections in supragranular layers of human neocortex

The paper investigates target cell-specific synaptic dynamics between excitatory and inhibitory neurons in human neocortex, finding similarities to rodent studies.