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Christina T LaGamma

5 papers in the library · 2 citations · publishing 2018-2024

Papers

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GluN2B on Adult-Born Granule Cells Modulates (R,S)-Ketamine's Rapid-Acting Effects in Mice.

The International Journal of Neuropsychopharmacology October 1, 2024 Nicholas E Bulthuis, Josephine C McGowan, Liliana R Ladner et al. 2 citations

Standard antidepressant treatments often take weeks to reach efficacy and are ineffective for many patients. (R,S)-ketamine, an N-methyl-D-aspartate (NMDA) receptor antagonist, has been shown to be a rapid-acting antidepressant and to decrease depressive symptoms within hours of administration. While previous studies have shown the importance of the GluN2B subunit of the NMDA receptor on...

Mindfulness-Based Stress Reduction Live Online During the COVID-19 Pandemic: A Mixed Methods Feasibility Study.

Journal of Integrative and Complementary Medicine June 2022 Timothy D Riley, Siddhartha Roy, Jessica A Parascando et al.

Objectives: To assess the feasibility, acceptability, and effects of Mindfulness Based Stress Reduction (MBSR) live online during the COVID-19 shutdown. Design: Mixed-methods study using a sequential explanatory design. Settings/location: Cohorts 1-4 took place in-person and Cohorts 5-6 took place over Zoom following the onset of the COVID-19 pandemic. Subjects: Participants were paying members...

Prophylactic ketamine alters nucleotide and neurotransmitter metabolism in brain and plasma following stress.

Neuropsychopharmacology August 2018 Josephine C McGowan, Collin Hill, Alessia Mastrodonato et al.

Recently, we have shown that ketamine given prior to stress exposure protects against the development of depressive-like behavior in mice. These data suggest that it may be possible to prevent the induction of affective disorders before they develop by administering prophylactic pharmaceuticals, a relatively nascent and unexplored strategy for psychiatry. Here, we performed metabolomics...

Ventral CA3 Activation Mediates Prophylactic Ketamine Efficacy Against Stress-Induced Depressive-Like Behavior

Biological Psychiatry February 23, 2018 Alessia Mastrodonato, Randy Martinez, Ina P. Pavlova et al.

BACKGROUND We previously reported that a single injection of ketamine prior to stress protects against the onset of depressive-like behavior and attenuates learned fear. However, the molecular pathways and brain circuits underlying ketamine-induced stress resilience are still largely unknown. METHODS Here, we tested if prophylactic ketamine administration altered neural activity in the...

Antidepressant but Not Prophylactic Ketamine Administration Alters Calretinin and Calbindin Expression in the Ventral Hippocampus.

Frontiers in Molecular Neuroscience 2018 Christina T LaGamma, William W Tang, Ashlea A Morgan et al.

Ketamine has been found to have rapid, long-lasting antidepressant effects in treatment-resistant (TR) patients with major depressive disorder (MDD). Recently, we have also shown that ketamine acts as a prophylactic to protect against the development of stress-induced depressive-like behavior in mice, indicating that a preventative treatment against mental illness using ketamine is possible....