September 2022

Suchet Anand (M2) presented a poster titled “Relationships between Lung Inflammation, Measures of Cognition, and Brain MRI in Heavy Smokers” at the Medical Student Research Conference.  The poster resulted from Suchet’s summer rotation with the Hoth lab.  Suchet plans to continue building upon his research experience during medical school through participation in the UI Carver College of Medicine’s Research Distinction Track.


September 2021

Dr. Hoth and her collaborator in the Department of Internal Medicine, Dr. Nabeel Hamzeh, started a new project focused on the assessment of cognition, brain structure and function in sarcoidosis with funding from the Medical Resonance Research Facility’s pilot program. 

August 2021

Holly Hemann, former undergraduate research assistant in the Hoth lab, started her graduate studies in Medical Sciences at Loyola University in Chicago, IL.  Congratulations, Holly!

June 2021

Emerson Holmes, a student in Biology at Kalamazoo College in Michigan, joined the Hoth team this summer to complete a summer research experience.  In addition to supporting lab activities as an undergraduate RA, Emerson spent the summer developing her own research project investigating the impact of Metabolic Syndrome on cognition in smokers. While at UIHC, she also participated the Summer Professional Development & Seminar Series hosted by the Office of Graduate Studies and the Summer 2021 Didactic Series hosted by faculty in the department of Psychiatry. 

February 2021

Anna Croghan matched with the Iowa City Veteran’s Administration Health Care System for her Internship in Clinical Psychology.  Anna has worked as a part-time graduate research assistant with the Hoth lab since receiving her PhD from the University of North Dakota in 2019 and has been affiliated with the Hoth lab since 2015.  Congratulations, Anna!

November 2020

Researchers at the University of Iowa were awarded emergency supplemental funding from the Centers for Disease Control and Prevention for the project, “PReventing Emerging infections through Vaccine EffectiveNess Testing (PREVENT). Dr. David Talan, Clinical Professor in the Department of Emergency Medicine, is the Principal Investigator on the project, and Dr. Hoth serves as a Co-Investigator.

August 2020

Karin Hoth, PI, presented the following ePoster at the American Thoracic Society 2020 International Conference on the ATS 2020 Virtual platform: Risk for cognitive impairment in smokers with preserved ratio impaired spirometry- an analysis of the COPDGene cohort.

November 2019

Karin Hoth, PI gave a Ground Rounds presentation titled 'Identifying smokers at risk for mood and cognitive concerns: Leveraging small and big data'. She co presented with Dr. Jess Fiedorowicz, MD., PhD., and Rachel Luehrs, a graduate research assistant in the Hoth lab. 

PI, Karin Hoth presented 'Understanding COPD-related cognitive impairment: which heavy smokers are at risk?', at the University of Iowa Neuroscience Research Day. 

Anna Croghan, a graduate research assistant in the lab was the first author on the paper 'Reduced attention in smokers with and without COPD' published in International Journal of Behavioral Medicine. PI, Karin Hoth was a contributing author. 

October 2019

The Paper "Redefining the Diagnosis of Chronic Obstructive Pulmonary Disease" was published in Chronic Obstructive Pulmonary Disease Journal of  COPD FoundationPI Karin Hoth, was a co author on the paper. 

September 2019

 Rachel Luehrs, a graduate research assistant in the lab, presented a poster, "Greater beat-to-beat blood pressure variability is associated with lower cognitive performance independent of mean blood pressure among cigarette smokers," at the American Heart Association meeting, in Philadelphia, PA.


August 2019

Benjamin Reasoner (M2) presented a poster titled Aortic Stiffness is Associated with Cerebral Perfusion via Arterial Spin Labeling (ASL) MRI in Heavy Smokers," at the Medical Student Research Conference. Ben's poster was a product of his summer rotation as a research fellow in the Hoth lab.

June 2019

Benjamin Reasoner (M1) was a recipient of the student research fellowship through the Iowa Medical Student Research Program to complete a summer rotation in the Hoth lab. His project is titled “Cerebral Blood Flow in Patients with COPD.”


May 2019 

PI, Karin Hoth, PhD presented the following poster at the 2019 American Thoracic Society Annual Meeting in Dallas, TX: Clinical markers associated with risk of suicide or drug overdose among heavy smokers - A longitudinal follow-up study of the COPDGene cohort.

PI Karin Hoth, PhD, served as a session facilitator for the Epidemiological Studies and Management of COPD at the 2019 American Thoracic Society Annual Meeting in Dallas, TX.


April 2019

Rachel Luehrs, a graduate research assistant in the lab, presented a poster, “Individuals with Overlap Syndrome have Lower Cognitive Performance than Individuals with COPD or Obstructive Sleep Apnea Alone: Role of Carotid Artery Stiffness,” at the Experimental Biology meeting in Orlando, FL.

PI, Karin Hoth, PhD, was invited to give the following presentation at the Americas Association of Sarcoidosis and Other Granulomatous Disorders Annual Meeting in Iowa City, IA: “Neuroimaging & Cognition in Sarcoidosis: Understanding What Underlies the Experience of Brain Fog.”


Feb. 15, 2019

PI, Karin Hoth contributed to the book chapter titled 'Evaluating cognition in patients with Chronic Obstructive Pulmonary Disease (COPD)', published in the Handbook on the Neuropsychology of Aging and Dementia. 

Feb. 3, 2019

PI, Karin Hoth, PhD, is the faculty advisor for the Eastern Iowa Brain Bee. The University of Iowa Interdisciplinary Graduate Program in Neuroscience hosted the Eastern Iowa Brain Bee at the University of Iowa. 


Jan. 16, 2019

Symptoms of anxiety and depression and use of anxiolytic-hypnotics and antidepressants in current and former smokers with and without COPD – A cross sectional analysis of the COPDGene cohort was published in The Journal of Psychosomatic Research

Jan.  2019

Dr. Hoth began a two year term serving on the Medical and Scientific Advisory Committee (MASAC) for The COPD Foundation, a not for profit organization focused on initiatives that result in expanded services for COPD and improve the lives of individuals affected by COPD.


Nov. 12, 2018

The paper “Association of low income with pulmonary disease progression in smokers with and without chronic obstructive pulmonary disease" was published in ERJ Open Research.


Nov. 9, 2018

Karin Hoth, PhD presented at the COPDGene Investigator Meeting in Denver, CO regarding recent work of the Social and Behavioral Science Committee


Oct. 11, 2018

The manuscript “CT-Measured lung air-trapping is associated with higher carotid artery stiffness in individuals with chronic obstructive pulmonary disease” was published in the Journal of Applied Physiology.  Rachel Luehrs, a graduate research assistant in the lab, is the first author of the manuscript.  The data provide evidence for the idea that carotid artery stiffness may be a mechanism explaining the link between airway predominant phenotypes of COPD and high risk of cardiovascular disease.



Sept. 13, 2018

Chloe Hlas, University of Iowa MD candidate presented a poster entitled, “Inflammatory Biomarkers and Cognitive Performance in Smokers: A Pilot Study,” at research day for the Carver College of Medicine Summer Research Fellowship Program.  Ms. Hlas completed a summer fellowship with Dr. Hoth during which she examined the association between biomarkers and cognition.

Sept. 7, 2018

The manuscript “GWAS and Systems Biology Analysis of Depressive Symptoms among Smokers from the COPDGene Cohort” was published online ahead of print. The analysis was completed in collaboration with Dr. Gen Shinozaki, student members of his lab at the University of Iowa including first author John Heinzman, and several researchers affiliated with the multi-site COPDGene study.

Sept. 6, 2018

The American Society of Hypertension held the Joint Hypertension 2018 Scientific Sessions in Chicago, Ill September 5th-8th.  Rachel Luehrs, MS, presented a poster titled “Obstructive Sleep Apnea May Exacerbate Carotid Artery Stiffness in Individuals with Chronic Obstructive Pulmonary Disease”

April 24, 2018: Graduate Research Assistant Rachel Luehrs presented a project titled “Long-Acting Beta-Agonist Use is Associated with Lower Carotid Artery Stiffness and Greater Carotid Artery Compliance in Individuals with Chronic Obstructive Pulmonary Disease” from one of our collaborative projects at the Experimental Biology meeting in San Diego, CA.


April 2018: Chloe Hlas (M1) was awarded a student research fellowship through the Iowa Medical Student Research Program of the Carver College of Medicine to work with Dr. Hoth to complete a project titled “Exercise Induced Oxygen Desaturation, Impaired Heart Rate Recovery, and Cognition in Former Smokers” beginning this summer.


February 9, 2018: A new collaborative team including Drs. Nabeel Hamzeh (Dept. Internal Medicine), Alicia Gerke (Dept. of Internal Medicine), Karin Hoth, and Knute Carter (College of Public Health) learned that the University of Iowa has been selected to join the Foundation for Sarcoidosis Research Clinical Studies Network.  Part of the work of the new Clinical Studies site at Iowa will include completing a project focused on understanding cognitive difficulties among patients with Sarcoidosis.  Click here to read more about the new award.



January 19th, 2018: Chooza Moon, PhD (College of Nursing) was awarded a collaborative pilot funding grant from the Center on Aging/Aging, Mind, and Brain Initiative at the University of Iowa for her project “A Pilot for the Sleep Heart Aging Study“ on which Dr. Hoth is a collaborator.



January 2018: Welcome Christina Wong (student RA) to the Hoth Lab team.




October 9, 2017Rachel Luehrs M.S., a graduate research assistant on the COPD and the Brain project, presented the team’s collaborative research with her graduate mentor (Dr. Gary Pierce) at the Iowa Physiological Society Annual Meeting in Iowa City, Iowa in October.  Rachel won a graduate student award for her presentation titled: “Carotid Artery Stiffness is Associated with CT-Measured Lung Air-Trapping in COPD Patients Independent of Age, Blood Pressure and Smoking History”. Find out more here


September 22, 2017: Congratulations to collaborator Dr. Alejandro Comellas on the news that the National Institutes of Health funded COPDGene study has been given a 5-year renewal. Dr. Comellas is the University of Iowa COPDGene center site PI. Read more here.
September 8, 2017: The UI Carver College of Medicine hosted a breakfast reception for newly promoted Associate Professors including collaborators Dr. Alejandro Comellas (not pictured), Dr. Gen Shinozaki, PI Karin Hoth and others. 


August 2, 2017: Graduate student Amanda Brunette's manuscript focused on understanding subjective cognitive difficulties in smokers was accepted for publication in The Journal of Clinical and Experimental Neuropsychology.  This project was developed during her summer research rotation in the lab. Read more here.




July 31, 2017: Dr. Anand Iyer was selected to be a Patient Centered Outcomes Research K12 Scholar at the University of Alabama Birmingham for "Project EPIC: Early Palliative and Supportive Care in COPD."  Karin Hoth serves as a co-mentor to suppport Dr. Iyer's work on this project.



July 17, 2017: Cari Linkenmeyer joined the lab as a Research Assistant. Welcome Cari!


June 26, 2017: Hannatu Amaza joined the lab as a Research Associate.  Welcome Hannatu!


May 24, 2017: Medical student Jonathan Heinzman and collaborator Gen Shinozaki, MD, presented a poster “GWAS and Systems Biology Analysis of Depressive Symptoms among the COPDGene Cohort” at the American Psychiatry Association’s 2017 Annual Meeting in San Diego, CA.  The poster presented collaborative work done in conjunction with Karin Hoth and others associated with the COPDGene study.

May 22, 2017: Anad Iyer, MD, a research fellow at the University of Alabama Birmingham presented a poster titled “Psychological distress prospectively predicts severe exacerbations in smokers with and without airflow limitation- a longitudinal follow-up study of the COPDGene cohort” at the American Thoracic Society annual meeting in Washington DC.

May 2, 2017: PI, Karin Hoth PhD was awarded a 5-year R01 grant titled "Determinants of Altered Brain Structure and Function in Smokers with COPD-Related Lung Pathophysiology” from the National Institutes of Health, National Heart, Lung and Blood Institute

April 3, 2017: Ellen Kinner, a student in the clinical psychology PhD program, presented research from her 2016 summer rotation in our lab at the Society of Behavioral Medicine's Annual Meeting in San Diego. Ellen completed her rotation as a part of the Behavioral-Biomedical Interface Program and in joint collaboaration with Kristen Holm, PhD, a family scientist at National Jewish Health in Denver, CO, she completed a project titled: "The association of marital conflict with adherence to long-term oxygen therapy among chronic lung disease patients."


March 1, 2017: Congratulations to Anand Iyer, MD for receiving the J.Claude Bennett Award for Excellence in Research by an Associate Fellow for the UAB Department of Medicine 2017 Trainee Research Symposium. Anand presented on his collaborative research to understand symptoms of psychological distress among participants in the COPDGene study cohort, which he conducts in collaboration with Karin Hoth and members of the COPDGene Social and Behavioral Sciences Subgroup.