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🧠 Neuroscience
Foundations
Neuroanatomy
Cellular & Molecular Neuroscience
Systems Neuroscience
Cognitive Neuroscience
Computational Neuroscience
Brain-Computer Interface
Neurotech Frontiers
Neuro Disorders
Cellular & Molecular Neuroscience
Neuron — The Basic Unit of the Nervous System
Synapse — Chemical / Electrical Junctions Between Neurons
Action Potential — The Neuron's Digital Signal
Hodgkin-Huxley Equations — Biophysical Neuron Model
Neurotransmitters — Glutamate, GABA, DA, 5-HT, ACh, etc.
LTP / LTD — Long-Term Synaptic Plasticity, Cellular Basis of Learning & Memory
Ion Channels — The Brain's "Transistors"
Glia — Beyond "Support Cells"
Dendrites
Membrane Potential — Foundation of Neuronal Electrical Signals
Neurotransmitter Receptors
Second Messengers & Signal Transduction
Synaptic Vesicle Cycle
Myelination
Neurotrophins
Axonal Transport
Neuron Types & Cell Taxonomy
Gap Junctions & Electrical Synapses
Astrocyte Function
Activity-Dependent Gene Expression
Table of Contents
1. Signal → Gene Cascade
2. Short-Term vs Long-Term (Molecular Boundary)
3. Immediate Early Genes (IEG)
4. PyTorch — Activity-Threshold Triggered Transcription
5. c-fos Imaging — Activation Marker
6. Epigenetic Regulation
7. Relation to Memory Consolidation
8. Clinical
9. Relation to AI
10. Common Pitfalls
10.1 Memory = Instant Synaptic Weight Change
10.2 c-fos = All Activity
10.3 IEGs All Transcription Factors
10.4 Epigenetics Irreversible
10.5 Short-term/Long-term Same Mechanism
11. Related Concepts
References