Trajectory Alignment of Gene Expression Dynamics

The advent of single-cell RNA sequencing (scRNA-seq) technology has provided unprecedented resolution for studying gene expression dynamics during cell development and differentiation. However, due to the complexity of biological processes, cell developmental trajectories under different conditions are often asymmetric, posing challenges for data i...

S-Nitrosylation of CRTC1 in Alzheimer’s Disease Impairs CREB-Dependent Gene Expression Induced by Neuronal Activity

S-nitrosylation of CRTC1 in Alzheimer’s Disease Impairs CREB-dependent Gene Expression Induced by Neuronal Activity Academic Background Alzheimer’s disease (AD) is a common neurodegenerative disorder characterized by the gradual loss of memory and cognitive function. The pathological mechanisms of AD are complex, involving various molecular and cel...

Single-cell analysis of cerebrospinal fluid reveals common features of neuroinflammation

Single-Cell Analysis Reveals Common Features of Neuroinflammation in Cerebrospinal Fluid Neuroinflammation is a core pathological feature of neurological diseases, involving complex interactions between the cerebrospinal fluid (CSF) and the peripheral immune system. Although previous studies have revealed the clonal expansion of lymphocytes in the ...

Gene-Level Alignment of Single-Cell Trajectories

Gene-level Single-cell Trajectory Alignment: A New Method Based on Dynamic Programming The advent of single-cell RNA sequencing (scRNA-seq) technology has dramatically advanced biological research, enabling scientists to observe dynamic changes at the single-cell level over time and space. However, comparing such dynamics across samples or conditio...

A Temporal Cortex Cell Atlas Highlights Gene Expression Dynamics During Human Brain Maturation

Gene Expression Dynamics During Human Brain Maturation: A Novel Temporal Cortex Cell Atlas Academic Background The development and maturation of the human brain are critical areas in neuroscience, though many mysteries remain unresolved. Guided by changes in gene expression, the human brain undergoes a prolonged and complex postnatal maturation pro...

Repurposing Large-Format Microarrays for Scalable Spatial Transcriptomics

A New Method for Scalable Spatial Transcriptomics via Large-Format Microarrays: The Birth of Array-Seq Technology Background and Research Motivation In recent years, spatiomolecular analyses have become pivotal tools in biomedical research and clinical pathology due to their ability to study how the spatial organization of cells and molecules withi...

Differential Gene Expression Analysis Shows That Cephalosporin Resistance is Intrinsic to Clostridioides difficile Strain 630

Research on Cephalosporin Resistance in C. difficile Background Clostridioides difficile infection (CDI) is one of the most common hospital-acquired infections in the United States, leading to a significant number of hospitalizations and even deaths annually. CDI not only poses a threat to patient health but also imposes a substantial economic burd...

The Mevalonate Pathway Contributes to Breast Primary Tumorigenesis and Lung Metastasis

Regulation of the Mevalonate Pathway in Breast Cancer and Its Role in Tumorigenesis and Lung Metastasis Background Introduction Breast cancer is one of the most common cancers among women worldwide, and its occurrence and metastasis mechanisms are complex, involving abnormal regulation of multiple signaling pathways and metabolic processes. In rece...

Epigenome-Wide Association Studies Identify Novel DNA Methylation Sites Associated with PTSD: A Meta-Analysis of 23 Military and Civilian Cohorts

Epigenome-wide DNA Methylation Study Highlights PTSD-Associated Sites: A Meta-Analysis Across 23 Military and Civilian Cohorts Background and Research Objectives Post-Traumatic Stress Disorder (PTSD) is a serious psychiatric condition triggered by exposure to traumatic events. It is characterized by intrusive memories, avoidance or emotional numbne...

PITX2 Expression and Neanderthal Introgression in HS3ST3A1 Contribute to Variation in Tooth Dimensions in Modern Humans

“PITX2 Expression and Neanderthal Introgression in HS3ST3A1 Contribute to Variation in Tooth Dimensions in Modern Humans” Source of the Research This paper was authored by Qing Li, Pierre Faux, Emma Wentworth Winchester, and others, and published on January 6, 2025, in the journal Current Biology. The authors come from various research institutions...