Neuroscience Timeline

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A Timeline of Neuroscience
A.D.
2ND Century A.D. Galen of Pergamum identifies the brain as the organ of the mind.
1600s
17TH Century The brain becomes accepted as the substrate of mental life rather than its ventricles, as early writers had proposed.
1664 Thomas Willis publishes Cerebri anatome, with illustrations of the brain by Christopher Wren. It is the most comprehensive treatise on brain anatomy and function published up to that time.
1700s
1791 Luigi Galvani reveals the electric nature of nervous action by stimulating nerves and muscles of frog legs.
1800s
1808 Franz Joseph Gall proposes that specific brain regions control specific functions.
1852 Hermann von Helmholtz measures the speed of a nerve impulse in the frog.
1879 Wilhelm Wundt establishes the first laboratory of experimental psychology in Leipzig, Germany.
1891 Wilhelm von Waldeyer-Hartz introduces the term neuron.
1897 Charles Sherrington introduces the term synapse.
1898-1903 Edward Thorndike and Ivan Pavlov describe operant and classical conditioning, two fundamental types of learning.
1900s
1906 Santiago Ramón y Cajal summarizes compelling evidence for the neuron doctrine, that the nervous system is composed of discrete cells.
1906 Alois Alzheimer describes the pathology of the neurodegenerative disease that comes to bear his name.
1914 Henry Dale demonstrates the physiological action of acetylcholine, which is later identified as a neurotransmitter.
1929 In a famous program of lesion experiments in rats, Karl Lashley attempts to localize memory in the brain.
1929 Hans Berger uses human scalp electrodes to demonstrate electroencephalography.
1928-32 Edgar Adrian describes method for recording from single sensory and motor axons; H. Keffer Hartline applies this method to the recording of single-cell activity in the eye of the horseshoe crab.
1940s Alan Hodgkin, Andrew Huxley, and Bernard Katz explain electrical activity of neurons by concentration gradients of ions and movement of ions through pores.
1946 Kenneth Cole develops the voltage-clamp technique to measure current flow across the cell membrane.
1949 Donald Hebb introduces a synaptic learning rule, which becomes known as the Hebb rule.
1930s to 1950s The chemical nature of synaptic transmission is established by Otto Loewi, Henry Dale, Wilhelm Feldberg, Stephen Kuffler, and Bernard Katz at peripheral synapses and is extended to the spinal cord by John Eccles and others.
1930s to 1950s Wilder Penfield and Theodore Rasmussen map the motor and sensory homunculus and illustrate localization of function in the human brain.
1950s Karl von Frisch, Konrad Lorenz, and Nikolaas Tinbergen establish the science of ethology (animal behavior in natural contexts) and lay the foundation for neuroethology.
1955-60 Vernon Mountcastle, David Hubel, and Torsten Wiesel pioneer single-cell recording from mammalian sensory cortex; Nils-Ake Hillarp introduces fluorescent microscopic methods to study cellular distribution of biogenic amines.
1956 Rita Levi-Montalcini and Stanley Cohen isolate and purify nerve growth factor.
1957 Brenda Milner describes patient H.M. and discovers the importance of the medial temporal lobe for memory.
1958 Arvid Carlsson finds dopamine to be a transmitter in the brain and proposes that it has a role in extrapyramidal disorders such as Parkinson's disease.
1958 Simple invertebrate systems, including Aplysia , Drosophila, and C. elegans, are introduced to analyze elementary aspects of behavior and learning at the cellular and molecular level.
1962-63 Brain anatomy in rodents is found to be altered by experience; first evidence for role of protein synthesis in memory formation.
1963 Roger Sperry proposes a precise system of chemical matching between pre- and postsynaptic neuronal partners (the chemoaffinity hypothesis).
1966-69 Ed Evarts and Robert Wurtz develop methods for studying movement and perception with single-cell recordings from awake, behaving monkeys.
1970 Synaptic changes are related to learning and memory storage in Aplysia
Mid-1970s Paul Greengard shows that many neurotransmitters work by means of protein phosphorylation.
1973 Timothy Bliss and Terje Lomo discover long-term potentiation, a candidate synaptic mechanism for long-term mammalian memory.
1976 Erwin Neher and Bert Sakmann develop the patch-clamp technique for recording the activity of single ion channels.
Late 1970s Neuroimaging by positron emission tomography is developed.
1980s Experimental evidence becomes available for the divisibility of memory into multiple systems; an animal model of human amnesia is developed.
1986 H. Robert Horvitz discovers the ced genes, which are critical for programmed cell death.
1986 Patient R.B. establishes the importance of the hippocampus for human memory.
1990 Segi Ogawa and colleagues develop functional magnetic resonance imaging.
1990 Mario Capecchi and Oliver Smythies develop gene knockout technology, which is soon applied to neuroscience.
1991 Linda Buck and Richard Axel discover that the olfactory receptor family consists of over 1000 different genes. The anatomical components of the medial temporal lobe memory system are identified.
1993 The Huntington's Disease Collaborative Research Group identifies the gene responsible for Huntington's disease.
1990s Neural development is transformed from a descriptive to a molecular discipline by Gerald Fischbach, Jack McMahan, Tom Jessell, and Corey Goodman; neuroimaging is applied to problems of human cognition, including perception, attention, and memory.
1990s Reinhard Jahn, James Rothman, Richard Scheller, and Thomas Sudhof delineate molecules critical for exocytosis.
1998 First 3D structure of an ion channel is revealed by Rod MacKinnon.

A Timeline of Neuroscience

A.D.

2ND Century A.D.
Galen of Pergamum identifies the brain as the organ of the mind.

1600s

17TH Century
The brain becomes accepted as the substrate of mental life rather than its ventricles, as early writers had proposed.

1664
Thomas Willis publishes Cerebri anatome, with illustrations of the brain by Christopher Wren. It is the most comprehensive treatise on brain anatomy and function published up to that time.

1700s

1791
Luigi Galvani reveals the electric nature of nervous action by stimulating nerves and muscles of frog legs.

1800s

1808
Franz Joseph Gall proposes that specific brain regions control specific functions.

1852
Hermann von Helmholtz measures the speed of a nerve impulse in the frog.

1879
Wilhelm Wundt establishes the first laboratory of experimental psychology in Leipzig, Germany.

1891
Wilhelm von Waldeyer-Hartz introduces the term neuron.

1897
Charles Sherrington introduces the term synapse.

1898-1903
Edward Thorndike and Ivan Pavlov describe operant and classical conditioning, two fundamental types of learning.

1900s

1906
Santiago Ramón y Cajal summarizes compelling evidence for the neuron doctrine, that the nervous system is composed of discrete cells.

1906
Alois Alzheimer describes the pathology of the neurodegenerative disease that comes to bear his name.

1914
Henry Dale demonstrates the physiological action of acetylcholine, which is later identified as a neurotransmitter.

1929
In a famous program of lesion experiments in rats, Karl Lashley attempts to localize memory in the brain.

1929
Hans Berger uses human scalp electrodes to demonstrate electroencephalography.

1928-32
Edgar Adrian describes method for recording from single sensory and motor axons; H. Keffer Hartline applies this method to the recording of single-cell activity in the eye of the horseshoe crab.

1940s
Alan Hodgkin, Andrew Huxley, and Bernard Katz explain electrical activity of neurons by concentration gradients of ions and movement of ions through pores.

1946
Kenneth Cole develops the voltage-clamp technique to measure current flow across the cell membrane.

1949
Donald Hebb introduces a synaptic learning rule, which becomes known as the Hebb rule.

1930s to 1950s
The chemical nature of synaptic transmission is established by Otto Loewi, Henry Dale, Wilhelm Feldberg, Stephen Kuffler, and Bernard Katz at peripheral synapses and is extended to the spinal cord by John Eccles and others.

1930s to 1950s
Wilder Penfield and Theodore Rasmussen map the motor and sensory homunculus and illustrate localization of function in the human brain.

1950s
Karl von Frisch, Konrad Lorenz, and Nikolaas Tinbergen establish the science of ethology (animal behavior in natural contexts) and lay the foundation for neuroethology.

1955-60
Vernon Mountcastle, David Hubel, and Torsten Wiesel pioneer single-cell recording from mammalian sensory cortex; Nils-Ake Hillarp introduces fluorescent microscopic methods to study cellular distribution of biogenic amines.

1956
Rita Levi-Montalcini and Stanley Cohen isolate and purify nerve growth factor.

1957
Brenda Milner describes patient H.M. and discovers the importance of the medial temporal lobe for memory.

1958
Arvid Carlsson finds dopamine to be a transmitter in the brain and proposes that it has a role in extrapyramidal disorders such as Parkinson's disease.

1958
Simple invertebrate systems, including Aplysia , Drosophila, and C. elegans, are introduced to analyze elementary aspects of behavior and learning at the cellular and molecular level.

1962-63
Brain anatomy in rodents is found to be altered by experience; first evidence for role of protein synthesis in memory formation.

1963
Roger Sperry proposes a precise system of chemical matching between pre- and postsynaptic neuronal partners (the chemoaffinity hypothesis).

1966-69
Ed Evarts and Robert Wurtz develop methods for studying movement and perception with single-cell recordings from awake, behaving monkeys.

1970
Synaptic changes are related to learning and memory storage in Aplysia

Mid-1970s
Paul Greengard shows that many neurotransmitters work by means of protein phosphorylation.

1973
Timothy Bliss and Terje Lomo discover long-term potentiation, a candidate synaptic mechanism for long-term mammalian memory.

1976
Erwin Neher and Bert Sakmann develop the patch-clamp technique for recording the activity of single ion channels.

Late 1970s
Neuroimaging by positron emission tomography is developed.

1980s
Experimental evidence becomes available for the divisibility of memory into multiple systems; an animal model of human amnesia is developed.

1986
H. Robert Horvitz discovers the ced genes, which are critical for programmed cell death.

1986
Patient R.B. establishes the importance of the hippocampus for human memory.

1990
Segi Ogawa and colleagues develop functional magnetic resonance imaging.

1990
Mario Capecchi and Oliver Smythies develop gene knockout technology, which is soon applied to neuroscience.

1991
Linda Buck and Richard Axel discover that the olfactory receptor family consists of over 1000 different genes. The anatomical components of the medial temporal lobe memory system are identified.

1993
The Huntington's Disease Collaborative Research Group identifies the gene responsible for Huntington's disease.

1990s
Neural development is transformed from a descriptive to a molecular discipline by Gerald Fischbach, Jack McMahan, Tom Jessell, and Corey Goodman; neuroimaging is applied to problems of human cognition, including perception, attention, and memory.

1990s
Reinhard Jahn, James Rothman, Richard Scheller, and Thomas Sudhof delineate molecules critical for exocytosis.

1998
First 3D structure of an ion channel is revealed by Rod MacKinnon.