Contact

All Stories

  1. Protective Parenting and Delinquency

    Article • Justice Quarterly, March 2024, Taylor & Francis

    Dr Man Kit Lei

  2. How do child and adolescent adversity influence adult health outcomes?

    Article • Psychological Medicine, October 2022, Cambridge University Press

    Dr Man Kit Lei

  3. Improving Black couples’ relationships can protect against the harmful effects of financial stress

    Article • Journal of Family Psychology, June 2022, American Psychological Association (APA)

    Dr Man Kit Lei, Sierra Carter

  4. The Impact of Harsh Parenting on the Development of Obesity in Adulthood: An Examination of Epigenetic/Gene Expression Mediators Among African American Youth

    Article • Frontiers in Cardiovascular Medicine, November 2021, Frontiers

    Dr Man Kit Lei

  5. Methylation of FKBP5 is associated with accelerated DNA methylation ageing and cardiometabolic risk: replication in young-adult and middle-aged Black Americans

    Article • Epigenetics, October 2021, Taylor & Francis

    Dr Man Kit Lei

  6. Unstable Childhood, Adult Adversity, and Smoking Accelerate Biological Aging Among Middle-Age African Americans: Similar Findings for GrimAge and PoAm

    Article • Journal of Aging and Health, September 2021, SAGE Publications

    Dr Man Kit Lei

  7. (Re)Setting Epigenetic Clocks: An Important Avenue Whereby Social Conditions Become Biologically Embedded across the Life Course

    Article • Journal of Health and Social Behavior, September 2021, SAGE Publications

    Dr Man Kit Lei

  8. Intervention effects on self‐control decrease speed of biological aging mediated by changes in substance use: A longitudinal study of African American youth

    Article • Family Process, August 2021, Wiley

    Dr Man Kit Lei

  9. Risky family climates presage increased cellular aging in young adulthood

    Article • Psychoneuroendocrinology, August 2021, Elsevier

    Dr Man Kit Lei

  10. Racial discrimination on depression among Black youth

    Article • Journal of Family Psychology, June 2021, American Psychological Association (APA)

    Dr Man Kit Lei, Sierra Carter, Ariel Hart

  11. Inflammatory biomarker relationships with helper T cell GPR15 expression and cannabis and tobacco smoking

    Article • Journal of Psychosomatic Research, February 2021, Elsevier

    Dr Man Kit Lei

  12. The Association between Neighborhood Disorder and Health: Exploring the Moderating Role of Genotype and Marriage

    Article • International Journal of Environmental Research and Public Health, January 2021, MDPI AG

    Dr Man Kit Lei

  13. Social and psychological consequences of the COVID-19 outbreak: The experiences of Taiwan and Hong Kong.

    Article • Psychological Trauma Theory Research Practice and Policy, August 2020, American Psychological Association (APA)

    Dr Man Kit Lei

  14. The effects of social adversity, discrimination, and health risk behaviors on the accelerated aging of African Americans: Further support for the weathering hypothesis

    Article • Social Science & Medicine, July 2020, Elsevier

    Dr Man Kit Lei

  15. Array-Based Epigenetic Aging Indices May Be Racially Biased

    Article • Genes, June 2020, MDPI AG

    Dr Man Kit Lei

  16. Racial Discrimination, Inflammation, and Chronic Illness Among African American Women at Midlife: Support for the Weathering Perspective

    Article • Journal of Racial and Ethnic Health Disparities, June 2020, Springer Science + Business Media

    Dr Man Kit Lei

  17. Childhood adversity is linked to adult health among African Americans via adolescent weight gain and effects are genetically moderated

    Article • Development and Psychopathology, May 2020, Cambridge University Press

    Dr Man Kit Lei

  18. The Effect of Tobacco Smoking Differs across Indices of DNA Methylation-Based Aging in an African American Sample: DNA Methylation-Based Indices of Smoking Capture These Effects

    Article • Genes, March 2020, MDPI AG

    Dr Man Kit Lei

  19. Childhood Adversities as Determinants of Cardiovascular Disease Risk and Perceived Illness Burden in Adulthood: Comparing Retrospective and Prospective Self-Report Measures in a Longitudinal Sample of African Americans

    Article • Journal of Youth and Adolescence, February 2020, Springer Science + Business Media

    Dr Man Kit Lei

  20. Parental communication prevents the impact of neighborhood disadvantage on youth delinquent behavior

    Article • Family Process, February 2020, Wiley

    Dr Man Kit Lei

  21. Childhood adversity and health

    Article • Social Science & Medicine, February 2020, Elsevier

    Dr Man Kit Lei

  22. Cigarette and Cannabis Smoking Effects on GPR15+ Helper T Cell Levels in Peripheral Blood: Relationships with Epigenetic Biomarkers

    Article • Genes, January 2020, MDPI AG

    Dr Man Kit Lei

  23. Family-centered alcohol use prevention for African American adolescents: A randomized clinical trial.

    Article • Journal of Consulting and Clinical Psychology, October 2019, American Psychological Association (APA)

    Dr Man Kit Lei

  24. Socially Demoralizing Environments and the Development of the Street Code from Childhood to Emerging Adulthood

    Article • Journal of Quantitative Criminology, August 2019, Springer Science + Business Media

    Dr Man Kit Lei

  25. Testing Life Course Models Whereby Juvenile and Adult Adversity Combine to Influence Speed of Biological Aging

    Article • Journal of Health and Social Behavior, August 2019, SAGE Publications

    Dr Man Kit Lei

  26. The effect of early discrimination on accelerated aging among African Americans.

    Article • Health Psychology, July 2019, American Psychological Association (APA)

    Sierra Carter, Dr Man Kit Lei

  27. Childhood Material Hardship and Externalizing Behavior

    Article • Justice Quarterly, April 2019, Taylor & Francis

    Dr Man Kit Lei

  28. Inflammation mediates the effect of discrimination, religiosity, and friendship network on expression of the Tp53 cancer suppressor gene

    Article • SSM - Population Health, April 2019, Elsevier

    Dr Man Kit Lei

  29. Perceived relationship support moderates the association of contextual stress with inflammation among African Americans.

    Article • Journal of Family Psychology, February 2019, American Psychological Association (APA)

    Dr Man Kit Lei

  30. Youth Adversities Amplify the Association between Adult Stressors and Chronic Inflammation in a Domain Specific Manner: Nuancing the Early Life Sensitivity Model

    Article • Journal of Youth and Adolescence, January 2019, Springer Science + Business Media

    Dr Man Kit Lei

  31. Methylation of MTHFR Moderates the Effect of Smoking on Genomewide Methylation Among Middle Age African Americans

    Article • Frontiers in Genetics, December 2018, Frontiers

    Dr Man Kit Lei

  32. Biological embedding of neighborhood disadvantage and collective efficacy: Influences on chronic illness via accelerated cardiometabolic age

    Article • Development and Psychopathology, August 2018, Cambridge University Press

    Dr Man Kit Lei

  33. How does childhood trauma impact health in adulthood?

    Article • Health Psychology, July 2018, American Psychological Association (APA)

    Dr Man Kit Lei

  34. MTHFR regulatory effects on methylation of CG05575921 in response to smoking: Effects are also discernable using MTHFR expression

    Article • American Journal of Medical Genetics Part B Neuropsychiatric Genetics, May 2018, Wiley

    Dr Man Kit Lei

  35. Age sensitive associations of adolescent substance use with amygdalar, ventral striatum, and frontal volumes in young adulthood

    Article • Drug and Alcohol Dependence, May 2018, Elsevier

    Dr Man Kit Lei

  36. When inflammation and depression go together: The longitudinal effects of parent–child relationships

    Article • Development and Psychopathology, November 2017, Cambridge University Press

    Dr Man Kit Lei

  37. RACIAL DISCRIMINATION, RACIAL SOCIALIZATION, AND CRIME OVER TIME: A SOCIAL SCHEMATIC THEORY MODEL

    Article • Criminology, November 2017, Wiley

    Dr Man Kit Lei

  38. An index of the ratio of inflammatory to antiviral cell types mediates the effects of social adversity and age on chronic illness

    Article • Social Science & Medicine, July 2017, Elsevier

    Dr Man Kit Lei

  39. MTHFR methylation moderates the impact of smoking on DNA methylation at AHRR for African American young adults

    Article • American Journal of Medical Genetics Part B Neuropsychiatric Genetics, April 2017, Wiley

    Dr Man Kit Lei

  40. Neighborhood Disadvantage and Biological Aging: Using Marginal Structural Models to Assess the Link Between Neighborhood Census Variables and Epigenetic Aging

    Article • The Journals of Gerontology Series B, March 2017, Oxford University Press (OUP)

    Dr Man Kit Lei

  41. Racial Discrimination, Racial Socialization, and Crime: Understanding Mechanisms of Resilience

    Article • Social Problems, February 2017, Oxford University Press (OUP)

    Dr Man Kit Lei

  42. A pilot investigation of the impact of smoking cessation on biological age

    Article • American Journal on Addictions, January 2017, Wiley

    Dr Man Kit Lei

  43. Smoking in young adulthood among African Americans: Interconnected effects of supportive parenting in early adolescence, proinflammatory epitype, and young adult stress

    Article • Development and Psychopathology, October 2016, Cambridge University Press

    Dr Man Kit Lei

  44. Prevention of Early Substance Use Mediates, and Variation at SLC6A4 Moderates, SAAF Intervention Effects on OXTR Methylation

    Article • Prevention Science, September 2016, Springer Science + Business Media

    Dr Man Kit Lei

  45. Methylation of the oxytocin receptor gene mediates the effect of adversity on negative schemas and depression

    Article • Development and Psychopathology, June 2016, Cambridge University Press

    Dr Man Kit Lei

  46. Neighborhood Social Processes and Adolescent Sexual Partnering: A Multilevel Appraisal of Anderson’s Player Hypothesis

    Article • Social Forces, May 2016, Oxford University Press (OUP)

    Dr Man Kit Lei

  47. Decreasing Substance use Risk among African American Youth: Parent-based Mechanisms of Change

    Article • Prevention Science, April 2016, Springer Science + Business Media

    Dr Man Kit Lei

  48. Alcohol and tobacco consumption alter hypothalamic pituitary adrenal axis DNA methylation

    Article • Psychoneuroendocrinology, April 2016, Elsevier

    Dr Man Kit Lei

  49. Stress, relationship satisfaction, and health among African American women: Genetic moderation of effects.

    Article • Journal of Family Psychology, March 2016, American Psychological Association (APA)

    Dr Man Kit Lei

  50. Economic hardship and biological weathering: The epigenetics of aging in a U.S. sample of black women

    Article • Social Science & Medicine, February 2016, Elsevier

    Dr Man Kit Lei

  51. Parenting, Socioeconomic Status Risk, and Later Young Adult Health: Exploration of Opposing Indirect Effects via DNA Methylation

    Article • Child Development, January 2016, Wiley

    Dr Man Kit Lei

  52. Neighborhood crime and depressive symptoms among African American women: Genetic moderation and epigenetic mediation of effects

    Article • Social Science & Medicine, December 2015, Elsevier

    Dr Man Kit Lei

  53. Methylomic Aging as a Window onto the Influence of Lifestyle: Tobacco and Alcohol Use Alter the Rate of Biological Aging

    Article • Journal of the American Geriatrics Society, November 2015, Wiley

    Dr Man Kit Lei

  54. Constructing Confidence Intervals for Effect Size Measures of an Indirect Effect

    Article • Multivariate Behavioral Research, November 2015, Taylor & Francis

    Dr Man Kit Lei

  55. Implementing Family-Centered Prevention in Rural African American Communities: a Randomized Effectiveness Trial of the Strong African American Families Program

    Article • Prevention Science, October 2015, Springer Science + Business Media

    Dr Man Kit Lei

  56. Neighborhood × Serotonin Transporter Linked Polymorphic Region (5-HTTLPR) interactions for substance use from ages 10 to 24 years using a harmonized data set of African American children

    Article • Development and Psychopathology, June 2015, Cambridge University Press

    Dr Man Kit Lei

  57. Higher levels of protective parenting are associated with better young adult health: exploration of mediation through epigenetic influences on pro-inflammatory processes

    Article • Frontiers in Psychology, May 2015, Frontiers

    Dr Man Kit Lei

  58. Confidence intervals for distinguishing ordinal and disordinal interactions in multiple regression.

    Article • Psychological Methods, January 2015, American Psychological Association (APA)

    Dr Man Kit Lei

  59. Neighborhood Crime Scale

    Article • January 2015, American Psychological Association (APA)

    Dr Man Kit Lei

  60. Nonsupportive parenting affects telomere length in young adulthood among African Americans: Mediation through substance use.

    Article • Journal of Family Psychology, December 2014, American Psychological Association (APA)

    Dr Man Kit Lei

  61. INCORPORATING ROUTINE ACTIVITIES, ACTIVITY SPACES, AND SITUATIONAL DEFINITIONS INTO THE SOCIAL SCHEMATIC THEORY OF CRIME

    Article • Criminology, November 2014, Wiley

    Dr Man Kit Lei

  62. Neighborhood Poverty, College Attendance, and Diverging Profiles of Substance Use and Allostatic Load in Rural African American Youth

    Article • Clinical Psychological Science, October 2014, SAGE Publications

    Dr Man Kit Lei

  63. Neighborhood Poverty and Allostatic Load in African American Youth

    Article • PEDIATRICS, October 2014, American Academy of Pediatrics (AAP)

    Dr Man Kit Lei

  64. Dopamine Receptor Gene D4 Polymorphisms and Early Sexual Onset: Gender and Environmental Moderation in a Sample of African-American Youth

    Article • Journal of Adolescent Health, August 2014, Elsevier

    Dr Man Kit Lei

  65. The Effect of Communication Change on Long-term Reductions in Child Exposure to Conflict: Impact of the Promoting Strong African American Families (ProSAAF) Program

    Article • Family Process, June 2014, Wiley

    Frank Fincham, Dr Man Kit Lei

  66. The effect of neighborhood disadvantage, social ties, and genetic variation on the antisocial behavior of African American women: A multilevel analysis

    Article • Development and Psychopathology, April 2014, Cambridge University Press

    Dr Man Kit Lei

  67. Perceived Discrimination Among African American Adolescents and Allostatic Load: A Longitudinal Analysis With Buffering Effects

    Article • Child Development, February 2014, Wiley

    Dr Man Kit Lei

  68. Is serotonin transporter genotype associated with epigenetic susceptibility or vulnerability? Examination of the impact of socioeconomic status risk on African American youth

    Article • Development and Psychopathology, January 2014, Cambridge University Press

    Dr Man Kit Lei

  69. Gender Equality and Violent Behavior: How Neighborhood Gender Equality Influences the Gender Gap in Violence

    Article • Violence and Victims, January 2014, Springer Publishing Company

    Dr Man Kit Lei

  70. Changes in DNA methylation at the aryl hydrocarbon receptor repressor may be a new biomarker for smoking

    Article • Clinical Epigenetics, October 2013, Springer Science + Business Media

    Dr Man Kit Lei

  71. Distressing Relationships, Anger, and Stress Amplification in a Sample of Young Adult African Americans

    Article • Journal of Adult Development, September 2013, Springer Science + Business Media

    Dr Man Kit Lei

  72. Avoiding Adolescent Pregnancy: A Longitudinal Analysis of African-American Youth

    Article • Journal of Adolescent Health, July 2013, Elsevier

    Dr Man Kit Lei

  73. Genetic Moderation of the Impact of Parenting on Hostility Toward Romantic Partners

    Article • Journal of Marriage and Family, March 2013, Wiley

    Dr Man Kit Lei

  74. The Contribution of Community and Family Contexts to African American Young Adults’ Romantic Relationship Health: A Prospective Analysis

    Article • Journal of Youth and Adolescence, March 2013, Springer Science + Business Media

    Dr Man Kit Lei

  75. Impact of child sex abuse on adult psychopathology: A genetically and epigenetically informed investigation.

    Article • Journal of Family Psychology, February 2013, American Psychological Association (APA)

    Dr Man Kit Lei

  76. Demographic Characteristics and Victimization Risk

    Article • Crime & Delinquency, December 2012, SAGE Publications

    Dr Man Kit Lei

  77. The Association between Racial Socialization and Depression

    Article • Society and Mental Health, July 2012, SAGE Publications

    Dr Man Kit Lei

  78. Parental Warmth Amplifies the Negative Effect of Parental Hostility on Dating Violence

    Article • Journal of Interpersonal Violence, April 2012, SAGE Publications

    Frank Fincham, Dr Man Kit Lei

  79. Genetic moderation of contextual effects on negative arousal and parenting in African-American parents.

    Article • Journal of Family Psychology, February 2012, American Psychological Association (APA)

    Dr Man Kit Lei

  80. Exposure to Harsh Parenting and Pornography as Explanations for Males’ Sexual Coercion and Females’ Sexual Victimization

    Article • Violence and Victims, January 2012, Springer Publishing Company

    Dr Man Kit Lei

  81. Social Environment, Genes, and Aggression

    Article • American Sociological Review, December 2011, SAGE Publications

    Dr Man Kit Lei

  82. Social Adversity, Genetic Variation, Street Code, and Aggression

    Article • Youth Violence and Juvenile Justice, November 2011, SAGE Publications

    Dr Man Kit Lei

  83. Relational schemas, hostile romantic relationships, and beliefs about marriage among young African American adults

    Article • Journal of Social and Personal Relationships, May 2011, SAGE Publications

    Dr Man Kit Lei

  84. 5-HTTLPR status moderates the effect of early adolescent substance use on risky sexual behavior.

    Article • Health Psychology, September 2010, American Psychological Association (APA)

    Dr Man Kit Lei

  85. Differential susceptibility to parenting among African American youths: Testing the DRD4 hypothesis.

    Article • Journal of Family Psychology, January 2010, American Psychological Association (APA)

    Dr Man Kit Lei

  86. Parenting moderates a genetic vulnerability factor in longitudinal increases in youths' substance use.

    Article • Journal of Consulting and Clinical Psychology, February 2009, American Psychological Association (APA)

    Dr Man Kit Lei

  87. Change in caregiver depression in response to parent training: Genetic moderation of intervention effects.

    Article • Journal of Family Psychology, January 2009, American Psychological Association (APA)

    Dr Man Kit Lei

  88. Change in caregiver depression as a function of the Strong African American Families Program.

    Article • Journal of Family Psychology, April 2008, American Psychological Association (APA)

    Dr Man Kit Lei