Catherine S. Woolley

Last updated
Catherine S. Woolley
Born (1965-07-30) July 30, 1965 (age 57)
Alma mater Rockefeller University, Texas A&M University
Known forNeurobiology and neurology
Scientific career
Institutions Northwestern University, University of Washington
Doctoral advisor Bruce McEwen

Catherine S. Woolley (born July 30, 1965) is an American neuroendocrinologist. Woolley holds the William Deering Chair in Biological Sciences in the Department of Neurobiology, Weinberg College of Arts & Sciences, at Northwestern University. [1] [2] She is also a member of the Women's Health Research Institute in the Feinberg School of Medicine at Northwestern University. [3]

Contents

Woolley studies cellular and molecular neuroscience in relation to the brain and behavior, particularly neuroendocrinology and the plasticity of neural circuits. [1] She attempts to understand molecular mechanisms of estrogen and its interactions with the structure and function of synapses in the adult brain, and their behavioral consequences. [4] She has been described as "a leading authority in a very exciting area of adult neuroplasticity". [5] Her earliest work included a pioneering study demonstrating that estrogen caused structural changes to cells in the rat hippocampus. [6] She has also shown that neuronal mechanisms in the rat brain differ in males and females. Her work has broad significance for drug development and women's health, [7] and for the studies of epilepsy, [8] anxiety [1] [9] and depression. [10]

Early life

Catherine S. Woolley was born on July 30, 1965, in Nelsonville, Ohio. She graduated from Texas A&M University in College Station, Texas, with a B.Sc. honors in zoology [5] and was given a prize by the university for the best undergraduate honors thesis. [11]

Career

Woolley studied with Bruce McEwen at Rockefeller University, receiving her Ph.D. from Rockefeller in 1993. [2] [12] She did postdoctoral work at the University of Washington with Philip Schwartzkroin in the Department of Neurological Surgery. [2]

In 1998, she became an assistant professor at Northwestern University in Evanston. [2] In 2013, Woolley was appointed to the William Deering Chair in Biological Sciences in the Department of Neurobiology, Weinberg College of Arts & Sciences, Northwestern University. [1] She is the founding Director of Northwestern University's undergraduate Neuroscience program, and was named a Charles Deering McCormick Professor of Teaching Excellence by Northwestern in 2018 for "transforming the landscape of undergraduate education in Weinberg." [13]

She was elected to the Council of the Society for Neuroscience (2014–2018). [14] She is a senior editor of The Journal of Neuroscience . [15]

Research

Rockefeller University

Bruce McEwen at Rockefeller University studies stress and its impact on the brain. [16] With McEwen, Woolley initially studied neuroleptics and their effects on proenkephalin mRNA levels. [5] Woolley went on to work with McEwen and Elizabeth Gould on a 1990 study that examined the brain using Golgi's method, [5] [6] [17] a technique first described by Camillo Golgi in 1873. [18] The study showed that estradiol increased the number and density of excitatory synapses of CA1 pyramidal cells in the rat hippocampus, as well as the density of dendritic spines. Both estradiol and spine density fluctuated dramatically during the estrous cycle. [5] [6] [17] Woolley recognized that this suggested that the adult brain was subject to change, at least in rats; this was surprising because it was accepted at that time that the adult brain was structurally stable. [5] [12] [16] Woolley's 1990 work is considered a pioneering study in hormones and synaptic plasticity. [6] Further work established that the manipulation of female sex hormones affects hippocampal structure in adult rats. [6] [19]

University of Washington

Between 1993 and 1998, Woolley worked as a postdoc at the University of Washington in Seattle, with Philip Schwartzkroin. There she applied electrophysiology techniques and ultrastructural analysis to the study of hormonal effects in the brain. [5] [20] [21] She studied the effects of estrogen on the release of GABA in the hippocampus. [22] In 2000, she received the Cortical Explorer Award in recognition of her work on neuroanatomy and brain activity. [5]

"Catherine is finding the same neuronotrophic activation by steroids whether she uses Golgi staining to count spines or the electron microscope to visualize synapses. The methods are more sophisticated and powerful, but the basic observation is the same." Cortical Explorer Award, 2000 [5]

Northwestern University

As a professor at Northwestern University, Woolley has done ongoing research into the sex-specific effects of estrogens, GABAA receptors, metabotropic glutamate receptors, and endogenous cannabinoids and their roles as neuromodulators of brain development and function. [23] [24] [25] In 2012, Woolley published research showing that estrogens had differential effects in the brains of female and male rats, decreasing inhibitory synaptic transmission in female rats but not in males. [3] [26] In 2015, her group reported that male and female rats differ in the molecular pathways affected by endocannabinoids. In female rats the drug URB-597 increased the inhibitory effect of the endocannabinoid anandamide, lessening the release of neurotransmitters. In male rats, the drug had no effect. The interaction did not reflect circulating reproductive hormones. [3] Further research is needed to determine the extent to which rat neurology provides an accurate model for human neurology. [3] [9]

While the significance of these results for humans are not yet demonstrated, rats are often used as a model for studying humans. An important implication of Woolley's research is that drug testing on males should not be assumed to yield results applicable to both males and females. To understand drug action, effects on both sexes should be studied. [3] [7] [9]

Awards and honors

Related Research Articles

<span class="mw-page-title-main">Hippocampus</span> Vertebrate brain region involved in memory consolidation

The hippocampus is a major component of the brain of humans and other vertebrates. Humans and other mammals have two hippocampi, one in each side of the brain. The hippocampus is part of the limbic system, and plays important roles in the consolidation of information from short-term memory to long-term memory, and in spatial memory that enables navigation. The hippocampus is located in the allocortex, with neural projections into the neocortex in humans, as well as primates. The hippocampus, as the medial pallium, is a structure found in all vertebrates. In humans, it contains two main interlocking parts: the hippocampus proper, and the dentate gyrus.

<span class="mw-page-title-main">Limbic system</span> Set of brain structures involved in emotion and motivation

The limbic system, also known as the paleomammalian cortex, is a set of brain structures located on both sides of the thalamus, immediately beneath the medial temporal lobe of the cerebrum primarily in the forebrain.

<span class="mw-page-title-main">Androgen</span> Any steroid hormone that promotes male characteristics

An androgen is any natural or synthetic steroid hormone that regulates the development and maintenance of male characteristics in vertebrates by binding to androgen receptors. This includes the embryological development of the primary male sex organs, and the development of male secondary sex characteristics at puberty. Androgens are synthesized in the testes, the ovaries, and the adrenal glands.

<span class="mw-page-title-main">Adult neurogenesis</span> Generating of neurons from neural stem cells in adults

Adult neurogenesis is the process in which neurons are generated from neural stem cells in the adult. This process differs from prenatal neurogenesis.

<span class="mw-page-title-main">Place cell</span> Place-activated hippocampus cells found in some mammals

A place cell is a kind of pyramidal neuron in the hippocampus that becomes active when an animal enters a particular place in its environment, which is known as the place field. Place cells are thought to act collectively as a cognitive representation of a specific location in space, known as a cognitive map. Place cells work with other types of neurons in the hippocampus and surrounding regions to perform this kind of spatial processing. They have been found in a variety of animals, including rodents, bats, monkeys and humans.

<span class="mw-page-title-main">Ventromedial nucleus of the hypothalamus</span> Nucleus of the hypothalamus

The ventromedial nucleus of the hypothalamus is a nucleus of the hypothalamus. In 2007, Kurrasch et al. found that the ventromedial hypothalamus is a distinct morphological nucleus involved in terminating hunger, fear, thermoregulation, and sexual activity. This nuclear region is involved in the recognition of the feeling of fullness.

Theta waves generate the theta rhythm, a neural oscillation in the brain that underlies various aspects of cognition and behavior, including learning, memory, and spatial navigation in many animals. It can be recorded using various electrophysiological methods, such as electroencephalogram (EEG), recorded either from inside the brain or from electrodes attached to the scalp.

<span class="mw-page-title-main">Septal area</span> Area in the lower, posterior part of the medial surface of the frontal lobe

The septal area, consisting of the lateral septum and medial septum, is an area in the lower, posterior part of the medial surface of the frontal lobe, and refers to the nearby septum pellucidum.

Kathie L. Olsen is an American neuroscientist who is noted for her work in scientific policy. Between August 2005 and January 2009, she was the Deputy Director and Chief Operating Officer of the National Science Foundation, a United States government agency. She serves on the Advisory Board of the Journal of Science Policy & Governance.

Elizabeth Gould is an American neuroscientist and the Dorman T. Warren Professor of Psychology at Princeton University. She was an early investigator of adult neurogenesis in the hippocampus, a research area that continues to be controversial. In November 2002, Discover magazine listed her as one of the 50 most important women scientists.

Denise Manahan-Vaughan is an Irish neuroscientist and neurophysiologist. She is head of the Department of Neurophysiology, dean of studies and director of the International Graduate School of Neuroscience and co-founder of the Research Department of Neuroscience of the Ruhr University Bochum. Her research focuses on elucidation of the cellular and synaptic mechanisms underlying the acquisition and long-term maintenance of associative memories. She uses a multidisciplinary approach to study how spatial experiences, sensory input, neuromodulation, or brain disease impacts on, and provide insight into, the function of the hippocampus in enabling long-term memory.

<span class="mw-page-title-main">Bruce McEwen</span> American neuroscientist (1938–2020)

Bruce Sherman McEwen was an American neuroendocrinologist and head of the Harold and Margaret Milliken Hatch Laboratory of Neuroendocrinology at Rockefeller University. He was known for his work on the effects of environmental and psychological stress, having coined the term allostatic load.

Memory consolidation is a category of processes that stabilize a memory trace after its initial acquisition. A memory trace is a change in the nervous system caused by memorizing something. Consolidation is distinguished into two specific processes. The first, synaptic consolidation, which is thought to correspond to late-phase long-term potentiation, occurs on a small scale in the synaptic connections and neural circuits within the first few hours after learning. The second process is systems consolidation, occurring on a much larger scale in the brain, rendering hippocampus-dependent memories independent of the hippocampus over a period of weeks to years. Recently, a third process has become the focus of research, reconsolidation, in which previously consolidated memories can be made labile again through reactivation of the memory trace.

Michael J. Meaney, CM, CQ, FRSC, is a professor at McGill University specializing in biological psychiatry, neurology, and neurosurgery, who is primarily known for his research on stress, maternal care, and gene expression. His research team has "discovered the importance of maternal care in modifying the expression of genes that regulate behavioral and neuroendocrine responses to stress, as well as hippocampal synaptic development" in animal studies. The research has implications for domestic and public policy for maternal support and its role in human disease prevention and economic health.

<span class="mw-page-title-main">Methylazoxymethanol acetate</span> Chemical compound

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<span class="mw-page-title-main">Parental brain</span>

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References

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