Jacob Umans

ORCID: 0000-0001-9826-5573
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About
Contact & Profiles
Research Areas
  • Inflammation biomarkers and pathways
  • Neuroinflammation and Neurodegeneration Mechanisms
  • Tryptophan and brain disorders
  • Parkinson's Disease Mechanisms and Treatments
  • Alzheimer's disease research and treatments

Stanford University
2024

INTRODUCTION: Intracranial hemorrhage and infection during the perinatal period are known risk factors for neonatal seizures, with up to 25% of patients seizures developing epilepsy later in life. However, underlying mechanisms that facilitate development following provoked remain unclear. METHODS: A neuron-astrocyte coculture system was employed model cortical characterize combinatorial effects serum cytokine exposures on network activity synchrony. Cortical neurons isolated from embryonic...

10.1227/neu.0000000000003360_164 article EN Neurosurgery 2025-03-14

SUMMARY Human genetics implicate defective myeloid responses in the development of late onset, age-associated Alzheimer’s disease (AD). Aging is characterized by a decline metabolism that triggers maladaptive, neurotoxic immune responses. TREM1 an amplifier pro-inflammatory responses, and here we find Trem1 deficiency prevents age-dependent changes metabolism, inflammation, hippocampal memory function. rescues declines ribose-5P, glycolytic intermediate precursor for purine, pyrimidine, NAD...

10.1101/2024.03.05.583562 preprint EN cc-by-nd bioRxiv (Cold Spring Harbor Laboratory) 2024-03-11

<title>Abstract</title> Parkinson’s disease (PD) is a complex multisystem disorder clinically characterized by motor, non-motor, and premotor manifestations. Pathologically, PD involves neuronal loss in the substantia nigra, striatal dopamine deficiency, accumulation of intracellular inclusions containing aggregates α-synuclein. Recent studies demonstrate that associated with dysregulated metabolic flux through kynurenine pathway (KP), which tryptophan converted to (KYN), KYN subsequently...

10.21203/rs.3.rs-4980210/v1 preprint EN Research Square (Research Square) 2024-09-26
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