Robert Block

Summary

Affiliation: University of Iowa
Country: USA

Publications

  1. ncbi request reprint Effects of frequent marijuana use on memory-related regional cerebral blood flow
    Robert I Block
    Department of Anesthesia, University of Iowa, Room 5140, Westlawn Building, Iowa City, IA 52242, USA
    Pharmacol Biochem Behav 72:237-50. 2002
  2. ncbi request reprint Methods for studying acute and chronic effects of marijuana on human associative processes and memory
    Robert I Block
    Department of Anesthesia, University of Iowa, Iowa City, USA
    Methods Mol Med 123:217-34. 2006
  3. ncbi request reprint Are anesthesia and surgery during infancy associated with altered academic performance during childhood?
    Robert I Block
    Department of Anesthesia, Roy J and Lucille A Carver College of Medicine, University of Iowa, Iowa City, Iowa 52242, USA
    Anesthesiology 117:494-503. 2012
  4. ncbi request reprint Relation of premorbid cognitive abilities to substance users' problems at treatment intake and improvements with substance abuse treatment and case management
    Robert I Block
    Department of Anesthesia University of Iowa, Iowa City, Iowa 52242, USA
    Am J Drug Alcohol Abuse 29:515-38. 2003
  5. ncbi request reprint Chronic drug use and cognitive impairments
    Robert I Block
    Room 5140, Westlawn Building, Department of Anesthesia, University of Iowa, 52242, USA
    Pharmacol Biochem Behav 73:491-504. 2002
  6. ncbi request reprint Treatment of methamphetamine abuse: research findings and clinical directions
    Margaret Cretzmeyer
    School of Social Work, University of Iowa, 200 Hawkins Drive, Iowa City, IA 52242, USA
    J Subst Abuse Treat 24:267-77. 2003
  7. ncbi request reprint Marijuana alters the human cerebellar clock
    DANIEL S O'LEARY
    Department of Psychiatry, University of Iowa Hospital and Clinic, Iowa City, IA 52242, USA
    Neuroreport 14:1145-51. 2003
  8. ncbi request reprint Effects of smoking marijuana on brain perfusion and cognition
    DANIEL S O'LEARY
    Mental Health Clinical Research Center, University of Iowa College of Medicine, Iowa City, IA 52242 1057, USA
    Neuropsychopharmacology 26:802-16. 2002
  9. ncbi request reprint Effect of acute marijuana on cardiovascular function and central nervous system pharmacokinetics of [(15)O]water: effect in occasional and chronic users
    Laura L Boles Ponto
    PET Imaging Center, 0911 Z JPP, University of Iowa Hospitals and Clinics, 200 Hawkins Drive, Iowa City, IA 52242, USA
    J Clin Pharmacol 44:751-66. 2004
  10. ncbi request reprint Effects of smoking marijuana on focal attention and brain blood flow
    DANIEL S O'LEARY
    Department of Psychiatry, Roy J and Lucille A Carver College of Medicine, The University of Iowa, Iowa 52242, USA
    Hum Psychopharmacol 22:135-48. 2007

Research Grants

Detail Information

Publications10

  1. ncbi request reprint Effects of frequent marijuana use on memory-related regional cerebral blood flow
    Robert I Block
    Department of Anesthesia, University of Iowa, Room 5140, Westlawn Building, Iowa City, IA 52242, USA
    Pharmacol Biochem Behav 72:237-50. 2002
    ..These findings indicate altered memory-related brain function in marijuana users...
  2. ncbi request reprint Methods for studying acute and chronic effects of marijuana on human associative processes and memory
    Robert I Block
    Department of Anesthesia, University of Iowa, Iowa City, USA
    Methods Mol Med 123:217-34. 2006
    ..Eleven tests used to assess marijuana's effects on associative processes, semantic memory, and episodic memory are described...
  3. ncbi request reprint Are anesthesia and surgery during infancy associated with altered academic performance during childhood?
    Robert I Block
    Department of Anesthesia, Roy J and Lucille A Carver College of Medicine, University of Iowa, Iowa City, Iowa 52242, USA
    Anesthesiology 117:494-503. 2012
    ..Although studies in neonatal animals show that anesthetics have neurotoxic effects, relevant human evidence is limited. We examined whether children who had surgery during infancy showed deficits in academic achievement...
  4. ncbi request reprint Relation of premorbid cognitive abilities to substance users' problems at treatment intake and improvements with substance abuse treatment and case management
    Robert I Block
    Department of Anesthesia University of Iowa, Iowa City, Iowa 52242, USA
    Am J Drug Alcohol Abuse 29:515-38. 2003
    ..Premorbid cognitive abilities should be considered when examining how outcomes are related to clients' characteristics and how maximally effective treatments can be selected based on clients' characteristics...
  5. ncbi request reprint Chronic drug use and cognitive impairments
    Robert I Block
    Room 5140, Westlawn Building, Department of Anesthesia, University of Iowa, 52242, USA
    Pharmacol Biochem Behav 73:491-504. 2002
    ..Only one of six tests demonstrated improvements following about 3 months of abstinence. Thus, chronic drug use is associated with cognitive impairments that do not improve substantially even after several months of abstinence...
  6. ncbi request reprint Treatment of methamphetamine abuse: research findings and clinical directions
    Margaret Cretzmeyer
    School of Social Work, University of Iowa, 200 Hawkins Drive, Iowa City, IA 52242, USA
    J Subst Abuse Treat 24:267-77. 2003
    ..If methamphetamine abuse continues to increase and the consequences continue to be so devastating, researchers and clinicians could advance the field by particular focus on the treatment of this type of drug use...
  7. ncbi request reprint Marijuana alters the human cerebellar clock
    DANIEL S O'LEARY
    Department of Psychiatry, University of Iowa Hospital and Clinic, Iowa City, IA 52242, USA
    Neuroreport 14:1145-51. 2003
    ..Smoking marijuana appears to accelerate a cerebellar clock altering self-paced behaviors...
  8. ncbi request reprint Effects of smoking marijuana on brain perfusion and cognition
    DANIEL S O'LEARY
    Mental Health Clinical Research Center, University of Iowa College of Medicine, Iowa City, IA 52242 1057, USA
    Neuropsychopharmacology 26:802-16. 2002
    ..There was no significant rCBF change in the nucleus accumbens or other reward-related brain regions, nor in basal ganglia or hippocampus, which have a high density of cannabinoid receptors...
  9. ncbi request reprint Effect of acute marijuana on cardiovascular function and central nervous system pharmacokinetics of [(15)O]water: effect in occasional and chronic users
    Laura L Boles Ponto
    PET Imaging Center, 0911 Z JPP, University of Iowa Hospitals and Clinics, 200 Hawkins Drive, Iowa City, IA 52242, USA
    J Clin Pharmacol 44:751-66. 2004
    ..Chronic MJ use produces tolerance to the HR increases induced by acute MJ smoking compared to changes observed in occasional users, without changing the effects on BP and [(15)O]water PK...
  10. ncbi request reprint Effects of smoking marijuana on focal attention and brain blood flow
    DANIEL S O'LEARY
    Department of Psychiatry, Roy J and Lucille A Carver College of Medicine, The University of Iowa, Iowa 52242, USA
    Hum Psychopharmacol 22:135-48. 2007
    ..These data indicate that marijuana has dramatic direct effects on rCBF, but causes relatively little change in the normal pattern of task-related rCBF on this auditory focused attention task...

Research Grants5

  1. Brain Development of Adolescent Marijuana Users
    Robert Block; Fiscal Year: 2007
    ..When completed, the proposed research will make important additions to knowledge about effects of chronic marijuana use on human brain function, brain structure, and cognition. ..