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  1. Article ; Online: Exercise Training Induced Changes In Nuclear Magnetic Resonance-Measured Lipid Particles In Mild Cognitively Impaired Elderly African American Volunteers: A Pilot Study.

    Fungwe, Thomas V / Ngwa, Julius S / Ntekim, Oyonumo E / Allard, Joanne S / Nadarajah, Sheeba / Wolday, Saba / Ogunlana, Oludolapo O / Johnson, Steven P / Hughes, Kakra / Larbi, Daniel / Gillum, Richard F / Obisesan, Thomas O

    Clinical interventions in aging

    2019  Volume 14, Page(s) 2115–2123

    Abstract: Purpose: Poor cardiorespiratory fitness (CRF) is linked to cognitive deterioration, but its effects on lipid heterogeneity and functional properties in older African American (AA) subjects with mild cognitive impairment (MCI) need elucidation. This ... ...

    Abstract Purpose: Poor cardiorespiratory fitness (CRF) is linked to cognitive deterioration, but its effects on lipid heterogeneity and functional properties in older African American (AA) subjects with mild cognitive impairment (MCI) need elucidation. This study determined whether exercise training-induced changes in blood lipid particle sizes (LPS) were associated with CRF determined by VO
    Methods: This analysis included 17 of the 29 randomized elderly AAs with MCI who had NMR data at baseline and after a 6-month training. We used Generalized Linear Regression (GLM) models to examine cardiorespiratory fitness (VO
    Results: Collectively, mean VO
    Conclusion: Promotion of stretch and aerobic exercise to increase CRF in elderly AA volunteers with MCI may also promote beneficial changes in lipoprotein particle profile. Because high BDNF concentration may reduce CVD risk, training-related improvements in BDNF levels are likely advantageous. Large randomized studies are needed to confirm our observations and to further elucidate the role for exercise therapy in reducing CVD risk in elderly AAs with MCI.
    MeSH term(s) African Americans ; Aged ; Brain-Derived Neurotrophic Factor ; Cardiovascular Diseases ; Cognitive Dysfunction ; Exercise ; Female ; Humans ; Lipoproteins, LDL/blood ; Lipoproteins, LDL/physiology ; Magnetic Resonance Imaging ; Magnetic Resonance Spectroscopy ; Male ; Middle Aged ; Pilot Projects ; Triglycerides/blood
    Chemical Substances Brain-Derived Neurotrophic Factor ; Lipoproteins, LDL ; Triglycerides ; BDNF protein, human (7171WSG8A2)
    Language English
    Publishing date 2019-12-05
    Publishing country New Zealand
    Document type Journal Article ; Randomized Controlled Trial
    ZDB-ID 2364924-0
    ISSN 1178-1998 ; 1176-9092
    ISSN (online) 1178-1998
    ISSN 1176-9092
    DOI 10.2147/CIA.S195878
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  2. Article ; Online: Best strategies to recruit and enroll elderly Blacks into clinical and biomedical research.

    Graham, Lennox A / Ngwa, Julius / Ntekim, Oyonumo / Ogunlana, Oludolapo / Wolday, Saba / Johnson, Steven / Johnson, Megan / Castor, Chimene / Fungwe, Thomas V / Obisesan, Thomas O

    Clinical interventions in aging

    2017  Volume 13, Page(s) 43–50

    Abstract: Background: Historically, Blacks have been disproportionately underrepresented in clinical trials. Outcomes associated with low Blacks' participation in research include poor understanding of the predictors and treatment of the disease, increasing ... ...

    Abstract Background: Historically, Blacks have been disproportionately underrepresented in clinical trials. Outcomes associated with low Blacks' participation in research include poor understanding of the predictors and treatment of the disease, increasing health disparities, poor health equity, and suboptimal wellness of the nation as a whole. To address this gap in research participation, we analyzed our recruitment data to identify the most effective strategies for enrolling older Blacks in clinical trials.
    Methods: Data used in these analyses were obtained from 3,266 potential volunteers, ages 50 or older, who completed a Mini-Mental State Exam as part of recruitment and screening for various clinical studies on Alzheimer's disease. In order to determine the most effective strategies for engaging Blacks in clinical research, we used tests of proportion to assess significant differences in recruitment sources, counts, and percentages for optimal recruitment strategies by gender. Finally, we employed regression analyses to confirm our findings.
    Results: Of the total 3,266 screened, 2,830 Black volunteers were identified for further analysis. Overall, more women than men (73.8% vs 26.2%) participated in our recruitment activities. However, a significantly higher proportion of men than women were engaged through family (3.86% vs 1.30%,
    Conclusion: Our findings indicate Black men and women in our sample were predominantly recruited from health fairs and through advertisements tailored to their health needs and interests. Conversely, we mostly engaged Black men through family referrals and persons known to them, indicating a need for trust in their decision to engage study personnel and/or participate in clinical trials.
    MeSH term(s) African Americans ; Aged ; Biomedical Research ; Female ; Humans ; Male ; Mental Status and Dementia Tests ; Middle Aged ; Patient Selection ; United States
    Language English
    Publishing date 2017-12-22
    Publishing country New Zealand
    Document type Journal Article
    ZDB-ID 2364924-0
    ISSN 1178-1998 ; 1176-9092
    ISSN (online) 1178-1998
    ISSN 1176-9092
    DOI 10.2147/CIA.S130112
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  3. Article ; Online: Association of common genetic variants in GPCPD1 with scaling of visual cortical surface area in humans.

    Bakken, Trygve E / Roddey, J Cooper / Djurovic, Srdjan / Akshoomoff, Natacha / Amaral, David G / Bloss, Cinnamon S / Casey, B J / Chang, Linda / Ernst, Thomas M / Gruen, Jeffrey R / Jernigan, Terry L / Kaufmann, Walter E / Kenet, Tal / Kennedy, David N / Kuperman, Joshua M / Murray, Sarah S / Sowell, Elizabeth R / Rimol, Lars M / Mattingsdal, Morten /
    Melle, Ingrid / Agartz, Ingrid / Andreassen, Ole A / Schork, Nicholas J / Dale, Anders M / Weiner, Michael / Aisen, Paul / Petersen, Ronald / Jack, Clifford R / Jagust, William / Trojanowki, John Q / Toga, Arthur W / Beckett, Laurel / Green, Robert C / Saykin, Andrew J / Morris, John / Liu, Enchi / Montine, Tom / Gamst, Anthony / Thomas, Ronald G / Donohue, Michael / Walter, Sarah / Gessert, Devon / Sather, Tamie / Harvey, Danielle / Kornak, John / Dale, Anders / Bernstein, Matthew / Felmlee, Joel / Fox, Nick / Thompson, Paul / Schuff, Norbert / Alexander, Gene / DeCarli, Charles / Bandy, Dan / Koeppe, Robert A / Foster, Norm / Reiman, Eric M / Chen, Kewei / Mathis, Chet / Cairns, Nigel J / Taylor-Reinwald, Lisa / Trojanowki, J Q / Shaw, Les / Lee, Virginia M Y / Korecka, Magdalena / Crawford, Karen / Neu, Scott / Foroud, Tatiana M / Potkin, Steven / Shen, Li / Kachaturian, Zaven / Frank, Richard / Snyder, Peter J / Molchan, Susan / Kaye, Jeffrey / Quinn, Joseph / Lind, Betty / Dolen, Sara / Schneider, Lon S / Pawluczyk, Sonia / Spann, Bryan M / Brewer, James / Vanderswag, Helen / Heidebrink, Judith L / Lord, Joanne L / Johnson, Kris / Doody, Rachelle S / Villanueva-Meyer, Javier / Chowdhury, Munir / Stern, Yaakov / Honig, Lawrence S / Bell, Karen L / Morris, John C / Ances, Beau / Carroll, Maria / Leon, Sue / Mintun, Mark A / Schneider, Stacy / Marson, Daniel / Griffith, Randall / Clark, David / Grossman, Hillel / Mitsis, Effie / Romirowsky, Aliza / deToledo-Morrell, Leyla / Shah, Raj C / Duara, Ranjan / Varon, Daniel / Roberts, Peggy / Albert, Marilyn / Onyike, Chiadi / Kielb, Stephanie / Rusinek, Henry / de Leon, Mony J / Glodzik, Lidia / De Santi, Susan / Doraiswamy, P Murali / Petrella, Jeffrey R / Coleman, R Edward / Arnold, Steven E / Karlawish, Jason H / Wolk, David / Smith, Charles D / Jicha, Greg / Hardy, Peter / Lopez, Oscar L / Oakley, MaryAnn / Simpson, Donna M / Porsteinsson, Anton P / Goldstein, Bonnie S / Martin, Kim / Makino, Kelly M / Ismail, M Saleem / Brand, Connie / Mulnard, Ruth A / Thai, Gaby / Mc-Adams-Ortiz, Catherine / Womack, Kyle / Mathews, Dana / Quiceno, Mary / Diaz-Arrastia, Ramon / King, Richard / Weiner, Myron / Martin-Cook, Kristen / DeVous, Michael / Levey, Allan I / Lah, James J / Cellar, Janet S / Burns, Jeffrey M / Anderson, Heather S / Swerdlow, Russell H / Apostolova, Liana / Lu, Po H / Bartzokis, George / Silverman, Daniel H S / Graff-Radford, Neill R / Parfitt, Francine / Johnson, Heather / Farlow, Martin R / Hake, Ann Marie / Matthews, Brandy R / Herring, Scott / van Dyck, Christopher H / Carson, Richard E / MacAvoy, Martha G / Chertkow, Howard / Bergman, Howard / Hosein, Chris / Black, Sandra / Stefanovic, Bojana / Caldwell, Curtis / Ging-Yuek / Hsiung, Robin / Feldman, Howard / Mudge, Benita / Assaly, Michele / Kertesz, Andrew / Rogers, John / Trost, Dick / Bernick, Charles / Munic, Donna / Kerwin, Diana / Mesulam, Marek-Marsel / Lipowski, Kristina / Wu, Chuang-Kuo / Johnson, Nancy / Sadowsky, Carl / Martinez, Walter / Villena, Teresa / Turner, Raymond Scott / Johnson, Kathleen / Reynolds, Brigid / Sperling, Reisa A / Johnson, Keith A / Marshall, Gad / Frey, Meghan / Yesavage, Jerome / Taylor, Joy L / Lane, Barton / Rosen, Allyson / Tinklenberg, Jared / Sabbagh, Marwan / Belden, Christine / Jacobson, Sandra / Kowall, Neil / Killiany, Ronald / Budson, Andrew E / Norbash, Alexander / Johnson, Patricia Lynn / Obisesan, Thomas O / Wolday, Saba / Bwayo, Salome K / Lerner, Alan / Hudson, Leon / Ogrocki, Paula / Fletcher, Evan / Carmichael, Owen / Olichney, John / Kittur, Smita / Borrie, Michael / Lee, T-Y / Bartha, Rob / Johnson, Sterling / Asthana, Sanjay / Carlsson, Cynthia M / Potkin, Steven G / Preda, Adrian / Nguyen, Dana / Tariot, Pierre / Fleisher, Adam / Reeder, Stephanie / Bates, Vernice / Capote, Horacio / Rainka, Michelle / Scharre, Douglas W / Kataki, Maria / Zimmerman, Earl A / Celmins, Dzintra / Brown, Alice D / Pearlson, Godfrey D / Blank, Karen / Anderson, Karen / Santulli, Robert B / Schwartz, Eben S / Sink, Kaycee M / Williamson, Jeff D / Garg, Pradeep / Watkins, Franklin / Ott, Brian R / Querfurth, Henry / Tremont, Geoffrey / Salloway, Stephen / Malloy, Paul / Correia, Stephen / Rosen, Howard J / Miller, Bruce L / Mintzer, Jacobo / Longmire, Crystal Flynn / Spicer, Kenneth / Finger, Elizabether / Rachinsky, Irina / Drost, Dick / Jernigan, Terry / McCabe, Connor / Grant, Ellen / Ernst, Thomas / Kuperman, Josh / Chung, Yoon / Murray, Sarah / Bloss, Cinnamon / Darst, Burcu / Pritchett, Lexi / Saito, Ashley / Amaral, David / DiNino, Mishaela / Eyngorina, Bella / Sowell, Elizabeth / Houston, Suzanne / Soderberg, Lindsay / Kaufmann, Walter / van Zijl, Peter / Rizzo-Busack, Hilda / Javid, Mohsin / Mehta, Natasha / Ruberry, Erika / Powers, Alisa / Rosen, Bruce / Gebhard, Nitzah / Manigan, Holly / Frazier, Jean / Kennedy, David / Yakutis, Lauren / Hill, Michael / Gruen, Jeffrey / Bosson-Heenan, Joan / Carlson, Heatherly

    Proceedings of the National Academy of Sciences of the United States of America

    2012  Volume 109, Issue 10, Page(s) 3985–3990

    Abstract: Visual cortical surface area varies two- to threefold between human individuals, is highly heritable, and has been correlated with visual acuity and visual perception. However, it is still largely unknown what specific genetic and environmental factors ... ...

    Abstract Visual cortical surface area varies two- to threefold between human individuals, is highly heritable, and has been correlated with visual acuity and visual perception. However, it is still largely unknown what specific genetic and environmental factors contribute to normal variation in the area of visual cortex. To identify SNPs associated with the proportional surface area of visual cortex, we performed a genome-wide association study followed by replication in two independent cohorts. We identified one SNP (rs6116869) that replicated in both cohorts and had genome-wide significant association (P(combined) = 3.2 × 10(-8)). Furthermore, a metaanalysis of imputed SNPs in this genomic region identified a more significantly associated SNP (rs238295; P = 6.5 × 10(-9)) that was in strong linkage disequilibrium with rs6116869. These SNPs are located within 4 kb of the 5' UTR of GPCPD1, glycerophosphocholine phosphodiesterase GDE1 homolog (Saccharomyces cerevisiae), which in humans, is more highly expressed in occipital cortex compared with the remainder of cortex than 99.9% of genes genome-wide. Based on these findings, we conclude that this common genetic variation contributes to the proportional area of human visual cortex. We suggest that identifying genes that contribute to normal cortical architecture provides a first step to understanding genetic mechanisms that underlie visual perception.
    MeSH term(s) Adolescent ; Adult ; Aged ; Brain/pathology ; Brain Mapping/methods ; Cohort Studies ; Diagnostic Imaging/methods ; Female ; Genetic Variation ; Genome-Wide Association Study ; Genomics ; Genotype ; Humans ; Male ; Middle Aged ; Models, Genetic ; Phosphoric Diester Hydrolases/genetics ; Polymorphism, Single Nucleotide ; Saccharomyces cerevisiae/metabolism ; Visual Cortex/anatomy & histology ; Visual Cortex/pathology
    Chemical Substances Phosphoric Diester Hydrolases (EC 3.1.4.-) ; glycerophosphocholine phosphodiesterase (EC 3.1.4.2) ; glycerophosphodiester phosphodiesterase (EC 3.1.4.46)
    Language English
    Publishing date 2012-02-16
    Publishing country United States
    Document type Journal Article ; Research Support, N.I.H., Extramural ; Research Support, Non-U.S. Gov't ; Research Support, U.S. Gov't, P.H.S.
    ZDB-ID 209104-5
    ISSN 1091-6490 ; 0027-8424
    ISSN (online) 1091-6490
    ISSN 0027-8424
    DOI 10.1073/pnas.1105829109
    Database MEDical Literature Analysis and Retrieval System OnLINE

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