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ABCA7 Risk Variant in Healthy Older African Americans is Associated with a Functionally Isolated Entorhinal Cortex Mediating Deficient Generalization of Prior Discrimination Training.

Sinha N, Reagh ZM, Tustison NJ, Berg CN, Shaw A, Myers CE, Hill D, Yassa MA, Gluck MA.

Hippocampus. 2018 Oct 14. doi: 10.1002/hipo.23042. [Epub ahead of print]


Rapid stimulation of human dentate gyrus function with acute mild exercise.

Suwabe K, Byun K, Hyodo K, Reagh ZM, Roberts JM, Matsushita A, Saotome K, Ochi G, Fukuie T, Suzuki K, Sankai Y, Yassa MA, Soya H.

Proc Natl Acad Sci U S A. 2018 Oct 9;115(41):10487-10492. doi: 10.1073/pnas.1805668115. Epub 2018 Sep 24.


Hippocampal CA1 gamma power predicts the precision of spatial memory judgments.

Stevenson RF, Zheng J, Mnatsakanyan L, Vadera S, Knight RT, Lin JJ, Yassa MA.

Proc Natl Acad Sci U S A. 2018 Oct 2;115(40):10148-10153. doi: 10.1073/pnas.1805724115. Epub 2018 Sep 17.


APOE ε4 status in healthy older African Americans is associated with deficits in pattern separation and hippocampal hyperactivation.

Sinha N, Berg CN, Tustison NJ, Shaw A, Hill D, Yassa MA, Gluck MA.

Neurobiol Aging. 2018 Sep;69:221-229. doi: 10.1016/j.neurobiolaging.2018.05.023. Epub 2018 May 26.


Does Anhedonia Presage Increased Risk of Posttraumatic Stress Disorder? : Adolescent Anhedonia and Posttraumatic Disorders.

Risbrough VB, Glynn LM, Davis EP, Sandman CA, Obenaus A, Stern HS, Keator DB, Yassa MA, Baram TZ, Baker DG.

Curr Top Behav Neurosci. 2018;38:249-265. doi: 10.1007/7854_2018_51.


Functional Imbalance of Anterolateral Entorhinal Cortex and Hippocampal Dentate/CA3 Underlies Age-Related Object Pattern Separation Deficits.

Reagh ZM, Noche JA, Tustison NJ, Delisle D, Murray EA, Yassa MA.

Neuron. 2018 Mar 7;97(5):1187-1198.e4. doi: 10.1016/j.neuron.2018.01.039.


Mnemonic Discrimination Deficits in First-Episode Psychosis and a Ketamine Model Suggests Dentate Gyrus Pathology Linked to N-Methyl-D-Aspartate Receptor Hypofunction.

Kraguljac NV, Carle M, Frölich MA, Tran S, Yassa MA, White DM, Reddy A, Lahti AC.

Biol Psychiatry Cogn Neurosci Neuroimaging. 2018 Mar;3(3):231-238. doi: 10.1016/j.bpsc.2017.02.005. Epub 2017 Feb 28.


Brain Rhythms: Higher-Frequency Theta Oscillations Make Sense in Moving Humans.

Yassa MA.

Curr Biol. 2018 Jan 22;28(2):R70-R72. doi: 10.1016/j.cub.2017.11.045.


Integrating new findings and examining clinical applications of pattern separation.

Leal SL, Yassa MA.

Nat Neurosci. 2018 Feb;21(2):163-173. doi: 10.1038/s41593-017-0065-1. Epub 2018 Jan 25. Review.


Aerobic fitness associates with mnemonic discrimination as a mediator of physical activity effects: evidence for memory flexibility in young adults.

Suwabe K, Hyodo K, Byun K, Ochi G, Fukuie T, Shimizu T, Kato M, Yassa MA, Soya H.

Sci Rep. 2017 Jul 11;7(1):5140. doi: 10.1038/s41598-017-04850-y.


What's in a context? Cautions, limitations, and potential paths forward.

Stark SM, Reagh ZM, Yassa MA, Stark CEL.

Neurosci Lett. 2018 Jul 27;680:77-87. doi: 10.1016/j.neulet.2017.05.022. Epub 2017 May 18. Review.


Pattern separation and goal-directed behavior in the aged canine.

Snigdha S, Yassa MA, deRivera C, Milgram NW, Cotman CW.

Learn Mem. 2017 Feb 15;24(3):123-131. doi: 10.1101/lm.043422.116. Print 2017 Mar.


Amygdala-hippocampal dynamics during salient information processing.

Zheng J, Anderson KL, Leal SL, Shestyuk A, Gulsen G, Mnatsakanyan L, Vadera S, Hsu FP, Yassa MA, Knight RT, Lin JJ.

Nat Commun. 2017 Feb 8;8:14413. doi: 10.1038/ncomms14413.


Disruption of amygdala-entorhinal-hippocampal network in late-life depression.

Leal SL, Noche JA, Murray EA, Yassa MA.

Hippocampus. 2017 Apr;27(4):464-476. doi: 10.1002/hipo.22705. Epub 2017 Feb 7.


Acute moderate exercise improves mnemonic discrimination in young adults.

Suwabe K, Hyodo K, Byun K, Ochi G, Yassa MA, Soya H.

Hippocampus. 2017 Mar;27(3):229-234. doi: 10.1002/hipo.22695. Epub 2017 Jan 31.


A harmonized segmentation protocol for hippocampal and parahippocampal subregions: Why do we need one and what are the key goals?

Wisse LEM, Daugherty AM, Olsen RK, Berron D, Carr VA, Stark CEL, Amaral RSC, Amunts K, Augustinack JC, Bender AR, Bernstein JD, Boccardi M, Bocchetta M, Burggren A, Chakravarty MM, Chupin M, Ekstrom A, de Flores R, Insausti R, Kanel P, Kedo O, Kennedy KM, Kerchner GA, LaRocque KF, Liu X, Maass A, Malykhin N, Mueller SG, Ofen N, Palombo DJ, Parekh MB, Pluta JB, Pruessner JC, Raz N, Rodrigue KM, Schoemaker D, Shafer AT, Steve TA, Suthana N, Wang L, Winterburn JL, Yassa MA, Yushkevich PA, la Joie R; Hippocampal Subfields Group.

Hippocampus. 2017 Jan;27(1):3-11. doi: 10.1002/hipo.22671. Epub 2016 Nov 15.


Repetition reveals ups and downs of hippocampal, thalamic, and neocortical engagement during mnemonic decisions.

Reagh ZM, Murray EA, Yassa MA.

Hippocampus. 2017 Feb;27(2):169-183. doi: 10.1002/hipo.22681. Epub 2017 Jan 3.


Age-related individual variability in memory performance is associated with amygdala-hippocampal circuit function and emotional pattern separation.

Leal SL, Noche JA, Murray EA, Yassa MA.

Neurobiol Aging. 2017 Jan;49:9-19. doi: 10.1016/j.neurobiolaging.2016.08.018. Epub 2016 Aug 25.


Positivity effect specific to older adults with subclinical memory impairment.

Leal SL, Noche JA, Murray EA, Yassa MA.

Learn Mem. 2016 Jul 15;23(8):415-21. doi: 10.1101/lm.042010.116. Print 2016 Aug.


Greater loss of object than spatial mnemonic discrimination in aged adults.

Reagh ZM, Ho HD, Leal SL, Noche JA, Chun A, Murray EA, Yassa MA.

Hippocampus. 2016 Apr;26(4):417-22. doi: 10.1002/hipo.22562. Epub 2016 Jan 18.


Neurocognitive Aging and the Hippocampus across Species.

Leal SL, Yassa MA.

Trends Neurosci. 2015 Dec;38(12):800-812. doi: 10.1016/j.tins.2015.10.003. Epub 2015 Nov 19. Review.


Massive memory revisited: Limitations on storage capacity for object details in visual long-term memory.

Cunningham CA, Yassa MA, Egeth HE.

Learn Mem. 2015 Oct 15;22(11):563-6. doi: 10.1101/lm.039404.115. Print 2015 Nov.


Mnemonic discrimination of similar face stimuli and a potential mechanism for the "other race" effect.

Chang A, Murray E, Yassa MA.

Behav Neurosci. 2015 Oct;129(5):666-72. doi: 10.1037/bne0000090.


The Attribution of Value-Based Attentional Priority in Individuals with Depressive Symptoms.

Anderson BA, Leal SL, Hall MG, Yassa MA, Yantis S.

Vis cogn. 2014;22(8):1014-1017. No abstract available.


Quantitative comparison of 21 protocols for labeling hippocampal subfields and parahippocampal subregions in in vivo MRI: towards a harmonized segmentation protocol.

Yushkevich PA, Amaral RS, Augustinack JC, Bender AR, Bernstein JD, Boccardi M, Bocchetta M, Burggren AC, Carr VA, Chakravarty MM, Chételat G, Daugherty AM, Davachi L, Ding SL, Ekstrom A, Geerlings MI, Hassan A, Huang Y, Iglesias JE, La Joie R, Kerchner GA, LaRocque KF, Libby LA, Malykhin N, Mueller SG, Olsen RK, Palombo DJ, Parekh MB, Pluta JB, Preston AR, Pruessner JC, Ranganath C, Raz N, Schlichting ML, Schoemaker D, Singh S, Stark CE, Suthana N, Tompary A, Turowski MM, Van Leemput K, Wagner AD, Wang L, Winterburn JL, Wisse LE, Yassa MA, Zeineh MM; Hippocampal Subfields Group (HSG).

Neuroimage. 2015 May 1;111:526-41. doi: 10.1016/j.neuroimage.2015.01.004. Epub 2015 Jan 14.


Dissociated signals in human dentate gyrus and CA3 predict different facets of recognition memory.

Reagh ZM, Watabe J, Ly M, Murray E, Yassa MA.

J Neurosci. 2014 Oct 1;34(40):13301-13. doi: 10.1523/JNEUROSCI.2779-14.2014.


Object and spatial mnemonic interference differentially engage lateral and medial entorhinal cortex in humans.

Reagh ZM, Yassa MA.

Proc Natl Acad Sci U S A. 2014 Oct 7;111(40):E4264-73. doi: 10.1073/pnas.1411250111. Epub 2014 Sep 22.


Effects of aging on mnemonic discrimination of emotional information.

Leal SL, Yassa MA.

Behav Neurosci. 2014 Oct;128(5):539-47. doi: 10.1037/bne0000011. Epub 2014 Aug 25.


Repetition strengthens target recognition but impairs similar lure discrimination: evidence for trace competition.

Reagh ZM, Yassa MA.

Learn Mem. 2014 Jun 16;21(7):342-6. doi: 10.1101/lm.034546.114. Print 2014 Jul.


The attribution of value-based attentional priority in individuals with depressive symptoms.

Anderson BA, Leal SL, Hall MG, Yassa MA, Yantis S.

Cogn Affect Behav Neurosci. 2014 Dec;14(4):1221-7. doi: 10.3758/s13415-014-0301-z.


Temporal discrimination deficits as a function of lag interference in older adults.

Roberts JM, Ly M, Murray E, Yassa MA.

Hippocampus. 2014 Oct;24(10):1189-96. doi: 10.1002/hipo.22303. Epub 2014 Jun 3.


Pattern separation of emotional information in hippocampal dentate and CA3.

Leal SL, Tighe SK, Jones CK, Yassa MA.

Hippocampus. 2014 Sep;24(9):1146-55. doi: 10.1002/hipo.22298. Epub 2014 May 30.


Asymmetric effects of emotion on mnemonic interference.

Leal SL, Tighe SK, Yassa MA.

Neurobiol Learn Mem. 2014 May;111:41-8. doi: 10.1016/j.nlm.2014.02.013. Epub 2014 Mar 4.


Ground zero in Alzheimer's disease.

Yassa MA.

Nat Neurosci. 2014 Feb;17(2):146-7. doi: 10.1038/nn.3631. No abstract available.


Post-study caffeine administration enhances memory consolidation in humans.

Borota D, Murray E, Keceli G, Chang A, Watabe JM, Ly M, Toscano JP, Yassa MA.

Nat Neurosci. 2014 Feb;17(2):201-3. doi: 10.1038/nn.3623. Epub 2014 Jan 12.


Spatial discrimination deficits as a function of mnemonic interference in aged adults with and without memory impairment.

Reagh ZM, Roberts JM, Ly M, DiProspero N, Murray E, Yassa MA.

Hippocampus. 2014 Mar;24(3):303-14. doi: 10.1002/hipo.22224. Epub 2013 Nov 12.


Competitive Trace Theory: A Role for the Hippocampus in Contextual Interference during Retrieval.

Yassa MA, Reagh ZM.

Front Behav Neurosci. 2013 Aug 12;7:107. doi: 10.3389/fnbeh.2013.00107. eCollection 2013.


Perceptual versus conceptual interference and pattern separation of verbal stimuli in young and older adults.

Ly M, Murray E, Yassa MA.

Hippocampus. 2013 Jun;23(6):425-30. doi: 10.1002/hipo.22110. Epub 2013 Mar 18.


Assessing recollection and familiarity of similar lures in a behavioral pattern separation task.

Kim J, Yassa MA.

Hippocampus. 2013 Apr;23(4):287-94. doi: 10.1002/hipo.22087. Epub 2013 Feb 8.


Perturbations of neural circuitry in aging, mild cognitive impairment, and Alzheimer's disease.

Leal SL, Yassa MA.

Ageing Res Rev. 2013 Jun;12(3):823-31. doi: 10.1016/j.arr.2013.01.006. Epub 2013 Feb 4. Review.


A task to assess behavioral pattern separation (BPS) in humans: Data from healthy aging and mild cognitive impairment.

Stark SM, Yassa MA, Lacy JW, Stark CE.

Neuropsychologia. 2013 Oct;51(12):2442-9. doi: 10.1016/j.neuropsychologia.2012.12.014. Epub 2013 Jan 9.


Reduction of hippocampal hyperactivity improves cognition in amnestic mild cognitive impairment.

Bakker A, Krauss GL, Albert MS, Speck CL, Jones LR, Stark CE, Yassa MA, Bassett SS, Shelton AL, Gallagher M.

Neuron. 2012 May 10;74(3):467-74. doi: 10.1016/j.neuron.2012.03.023.


Functional MRI of the amygdala and bed nucleus of the stria terminalis during conditions of uncertainty in generalized anxiety disorder.

Yassa MA, Hazlett RL, Stark CE, Hoehn-Saric R.

J Psychiatr Res. 2012 Aug;46(8):1045-52. doi: 10.1016/j.jpsychires.2012.04.013. Epub 2012 May 8.


Norepinephrine-mediated emotional arousal facilitates subsequent pattern separation.

Segal SK, Stark SM, Kattan D, Stark CE, Yassa MA.

Neurobiol Learn Mem. 2012 May;97(4):465-9. doi: 10.1016/j.nlm.2012.03.010. Epub 2012 Apr 4.


Searching for novel biomarkers using high resolution diffusion tensor imaging.

Yassa MA.

J Alzheimers Dis. 2011;26 Suppl 3:297-305. doi: 10.3233/JAD-2011-0005. Review.


Pattern separation in the hippocampus.

Yassa MA, Stark CE.

Trends Neurosci. 2011 Oct;34(10):515-25. doi: 10.1016/j.tins.2011.06.006. Epub 2011 Jul 23. Review.


Age-related memory deficits linked to circuit-specific disruptions in the hippocampus.

Yassa MA, Mattfeld AT, Stark SM, Stark CE.

Proc Natl Acad Sci U S A. 2011 May 24;108(21):8873-8. doi: 10.1073/pnas.1101567108. Epub 2011 May 9.


Distinct pattern separation related transfer functions in human CA3/dentate and CA1 revealed using high-resolution fMRI and variable mnemonic similarity.

Lacy JW, Yassa MA, Stark SM, Muftuler LT, Stark CE.

Learn Mem. 2010 Dec 16;18(1):15-8. doi: 10.1101/lm.1971111. Print 2011 Jan.


Pattern separation deficits associated with increased hippocampal CA3 and dentate gyrus activity in nondemented older adults.

Yassa MA, Lacy JW, Stark SM, Albert MS, Gallagher M, Stark CE.

Hippocampus. 2011 Sep;21(9):968-79. doi: 10.1002/hipo.20808. Epub 2010 May 20.


Ultrahigh-resolution microstructural diffusion tensor imaging reveals perforant path degradation in aged humans in vivo.

Yassa MA, Muftuler LT, Stark CE.

Proc Natl Acad Sci U S A. 2010 Jul 13;107(28):12687-91. doi: 10.1073/pnas.1002113107. Epub 2010 Jun 28.

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