Solid foods and infant growth
Your baby may be eligible if they are: - Exclusively breastfed - Younger than six months of age - Full term (> 37-weeks’ gestation) - Have not yet been introduced to solid foods This is a 7-month long study, with visits occurring once every month. The first visit, 9-month visit, an... Protocol #: 19-0546 |
Novel Evaluations of Aging and Gender-Affirming Hormone Therapy on Vascular Endothelial Function and Metabolic Profiles in Transgender Women Compared to Age Group-Matched Cisgender Adults
Do you qualify? • Transgender women (i.e., assigned male at birth but identify as female) taking estradiol and spironolactone o Ages 18 to 40 or 50 to 75 years o In good general health o Have been on hormones for at least 1 year o No history of gonadectomy o... Protocol #: 18-2258 |
Novel Evaluations of Aging and Gender-Affirming Hormone Therapy on Vascular Endothelial Function and Metabolic Profiles in Transgender Men Compared to Age Group-Matched Transgender Women and Cisgender Adults
Transgender men (i.e., assigned female at birth but identify as male) taking testosterone o Ages 18 to 40 or 50 to 75 years o In good general health o Have been on hormones for at least 1 year o No history of gonadectomy o No history of cancer, diabetes or heart d... Protocol #: 19-2323 |
Salmon intake and gut health in adults
You may be eligible if: - You are between 30 and 70 years old - Your BMI is between 25 and 40 (check with this BMI calculator https://www.nhlbi.nih.gov/health/educational/lose_wt/BMI/bmi-m.htm) - Exercise 3 hours/week or less - Not on any glucose lowering medications This study co... Protocol #: 20-1033 |
Cardiovascular Mechanisms of Exercise Intolerance in Diabetes and the Role of Sex
Participants will undergo baseline testing of heart and blood vessel function as well as skeletal muscle function and exercise ability. Participants will then do cardiovascular exercise for 15 weeks, and all testing will be repeated.... Protocol #: 17-0356 |
Evaluation of Intestinal Permeability and Chronic Inflammation in Patients with Type 2 Diabetes and Obesity Compared to Healthy Lean Controls (IDOS)
Participants will complete 2-3 visits- a screening visit and a testing visit. Some participants will be asked to split screening into 2 visits. All visits include blood draws and the testing visit includes blood draws and frequent urine samples. Participants will also be asked to provide a... Protocol #: 20-2179 |
Effects of complementary feeding on infant growth and gut health
Your baby may be eligible if they are: - Breastfed and/or formula fed - Younger than five months of age - Full term (> 37-weeks’ gestation) - Have not yet been introduced to solid foods This is a seven month-long study, from 5 to 12 months of age, with visits occurring every month. ... Protocol #: 20-2232 |
The impact of estrogen status on the biological function of brown adipose tissue in women measured using quantitative PET/CT
The physiological relevance of brown adipose tissue in humans is largely unknown. We have shown that suppressing ovarian function in premenopausal women reduces resting energy expenditure (REE), and this is prevented by adding back estradiol (E2). Our preliminary data suggest that this may... Protocol #: 16-1479 |
Blueberry intake and infant gut health
Your breastfed baby may be eligible if they are: - Younger than six months of age - Exclusively breastfed - Full term (> 37-weeks’ gestation) - Have not yet been introduced to solid foods This is a 7-month long study, with visits occurring once every other month. The first and last ... Protocol #: 20-1659 |
Research about alternative ways to measure the amount of hormones from a birth control pill
Participation will last up to 22 days and consist of three study visits. Participation will include taking one pack of birth control pills, containing both desogestrel and ethinyl estradiol. Participants will spend one day (8 hours) in clinic and receive an intravenous (IV) catheter for mu... Protocol #: 21-3936 |
Early iron exposure on the gut microbiota in young infants
This is a four month-long study, beginning at birth. The first study visit is conducted at the University of Colorado Hospital and the last visit takes place at Children’s Hospital Colorado. The other four visits are conducted in your home. Formula is provided to all study participants for... Protocol #: 18-1317 |
Improving Sleep in Healthcare Providers: Effects of Bose Noise-Masking Sleepbuds (Better Sleep Research Study)
Study participants will: 1. Take part in 3 study phases lasting up to 10 days total, a baseline assessment, an at-home intervention, and a post-intervention visit 2. Collect sleep data remotely 3. Complete interviews and questionnaires 4. Get to keep the Bose Noise-Masking Sleepbuds... Protocol #: 21-2676 |
Colorado Pulmonary Alcohol Research Consortium
We are looking for volunteers to serve as control subjects to be compared to people who drink heavily in a research project that examines substances collected from inside the lungs.... Protocol #: 12-0181 Location: CTRC-adult, University of Colorado Hospital |
The Influence of Combined Oral Contraceptives on Weight: A 6-month Observational Study
Approximately 15 million women of reproductive age women in the United States have overweight or obesity and use the combined estrogen and progestin oral contraceptive pill (COC). Although many women report weight gain as a side effect of COCs, a conclusive link between COC use and weight ... Protocol #: 21-3969 Location: CTRC-adult, University of Colorado Hospital |
Nexplanon Use in Those Primarily Choosing Combined Birth Control Pills
Participants will use the birth control pills as their main method of birth control and have the implant as a continuous back-up method. Participants in the study will have 4-5 visits during the 12 months of the study. ... Protocol #: 20-1945 Location: CU Anschutz non-hospital research facilities |
Research about the Potential for the Contraceptive Implant as Emergency Contraception
Are you a healthy female between the ages of 18-40? Are you interested in starting Nexplanon®, hormonal birth control that goes in your arm? Are you interested in how your body works, specifically in regard to ovulation? This study is determining if when placing an etonogestrel implant ... Protocol #: 21-5026 |
PANTHER: Puberty, diAbetes, aNd THe kidnEys, when eustress becomes distress
The study visits will be at the outpatient Clinical & Translational Research Center (CTRC) at Children’s Hospital Colorado. This study takes place over 3 years. The day 1 and day 2 visits are the same each year and will take place approx. 12 months apart. ... Protocol #: 21-3019 Location: Childrens Hospital Colorado |
Prolonged Sedentary Behavior in Older Women with and without Type 2 Diabetes: Knowledge, Engagement, and Relationship to Cardiometabolic Risk
Are you interested in participating in a research study to understand the health effects of the time we spend sitting? The ACTIVE Research Lab is looking for: • Women • 60 to 75 years of age • Non-smoker • If Type 2 Diabetes, not being treated with insulin • BMI 25-40 kg/m2 (check ... Protocol #: 19-2758 |
SHINGLES VACCINE RESEARCH STUDY
PERSONS AGE 50 AND OLDER
We are recruiting for 2 groups; you may be eligible to participate if you are • Age 50 or older • In general good health, and • Have never had shingles, and * Received a shingles vaccine = 5 years ago and can provide documen... Protocol #: 18-0580 Location: CU Anschutz non-hospital research facilities |
Are you interested in having your IUD removed and participating in research?
You may qualify if you: • Are healthy and between the ages of 18-45 • Currently have an IUD in place • Seeking IUD removal • Willing to insert and remove a menstrual cup prior to IUD removal ... Protocol #: 21-4267 Location: CU Anschutz non-hospital research facilities |
Real-Time Assessment of Lung Structure and Function in Children and Young Adults with CF using Electrical Impedance Tomography
Single visit to Children's Hospital Colorado - During this visit your height, weight, date of birth, and gender will be recorded. You will also have some tests done including pulmonary function testing (spirometry), EIT, and multiple breath washout (MBW).... Protocol #: 22-0114 Location: Childrens Hospital Colorado |
Tissue-specific effects of insufficient sleep
The proposed project is a within-subject consecutive design examining 14 healthy individuals after baseline and after 4 nights of insufficient sleep. Following 7 days of at-home habitual sleep of 9 hours/night and a 3-day lead-in energy balanced diet, participants will be admitted for a 6-... Protocol #: 17-0533 Location: CTRC Inpatient, CTRC-UC Boulder, University of Colorado Hospital |
Mitochondrial targeted antioxidant supplementation and diastolic function in healthy men and women
As we get older, our cardiovascular health worsens. This can lead to high blood pressure and heart disease. In this study we want to find out what causes cardiovascular health to worsen in older men and women. Also we want to find out what happens to the cardiovascular system when we take ... Protocol #: 17-1782 Location: Outpatient CTRC, Outpatient CTRC, University of Colorado Hospital |
EA1151: Tomosynthesis Mammographic Imaging Screening Trial (TMIST)
Participants in this trial will be randomized to receive either 2D or 3D mammograms for the first 5 years of the research study, either ever year or every other year depending on personal risk factors. Information will be collected on breast cancer status for 8 years in total. ... Protocol #: 18-0392 Location: Highlands Ranch Hospital, Outpatient CTRC, University of Colorado Hospital |
Defining Molecular Phenotypes of Exacerbation-Prone Asthmatics (ENIGMA)
We want to learn more about asthma and how stuff in the air, like pollution and allergens, can make asthma worse in children. To do this we want to look at kids with and without asthma. If you join the study, you will participate in a remote consent visit, a clinic visit and a remote home... Protocol #: 17-1416 Location: Childrens Hospital Colorado |
CU Faces of Hope-Genetics of Craniofacial and Dental Development Research Study
This study plans to collect samples to create a database of patients with various syndromes that affect the way bones of the face are formed, termed “craniofacial”. These samples will support a new research program, named CU Faces of Hope, which involves a team of researchers and doctors ... Protocol #: 18-1916 Location: Childrens Hospital Colorado |
Bioenergetic and Metabolic Consequences of the Loss of Gonadal Function- 2018
This research study is investigating the roles of estrogen (female sex hormone) and FSH, or follicle-stimulating hormone, on cortisol (a stress hormone), fat gain, and disease risk.... Protocol #: 18-2483 Location: Outpatient CTRC, Outpatient CTRC, University of Colorado Hospital |
Multiomics Investigation of Marijuana Use
This research study seeks to learn more about biomarkers and biological pathways associated with marijuana use. We are enrolling adults who are marijuana users or non-users. The study involves filling out online surveys and one on-campus visit to give a blood, urine, and hair sample. If yo... Protocol #: 18-0853 Location: Outpatient CTRC, Outpatient CTRC, University of Colorado Hospital |
Cardiopulmonary and Right Ventricular Function in Health and Disease
The primary objective of this research protocol is to advance the understanding of cardiopulmonary and right ventricular (RV) performance among individuals with cardiomyopathy (heart failure with reduced ejection fraction [HFrEF], heart failure with preserved ejection fraction [HFpEF]), as... Protocol #: 19-1141 Location: CTRC Inpatient, University of Colorado Hospital |
Sex-based differences in the neuronal mechanisms of food intake behavior
Participants will: -Complete 2 to 4 MRI scans -Complete food, attention, and mood questionnaires -Complete blood draws for measuring hormones -Receive a free Fitbit... Protocol #: 19-1148 Location: Outpatient CTRC, Outpatient CTRC, University of Colorado Hospital |
The contributions of age related changes in the sound localization pathway to central hearing loss
This study plans to learn more about how age affects the way we process sounds we hear. If you join the study, you will come into our Auditory Lab on the Anschutz Medical Campus 4-6 times and complete hearing assessments and questionnaires. ... Protocol #: 19-1213 Location: Department Specific Free Standing Clinic |
Effects of puberty and pubertal suppression on insulin sensitivity, metabolic rate and vascular health
This study will involve 4-5 in person visits. There will be screening visit for some patients and then a baseline visit over two days. The first day will involve an IV and drinking a sugary drink with blood draws as well as measuring the resting metabolic rate and answering questionnaires.... Protocol #: 19-2109 Location: Childrens Hospital Colorado, Outpatient CTRC, Outpatient CTRC, University of Colorado Hospital |
Colorado Nurses Experience with COVID-19
The purpose of the study is to find out the experiences of nurses who cared or prepared to care for COVID-19 patients. If you join the study you will help us learn about what nurses are going through during this pandemic time. You will provide insight to how nurses can improve or change th... Protocol #: 20-6039 Location: Boulder Health Center, Broomfield Hospital, Cherry Creek Medical Center, Grandview Hospital, Greeley Campus, Harmony Campus, Highlands Ranch Hospital, Lone Tree Medical Center, Longs Peak Hospital, Longs Peak Hospital, Medical Center of the Rockies, Memorial Hospital Central, Memorial Hospital North, Pikes Peak Regional Hospital, Poudre Valley Hospital, Steadman Hawkins Clinic - Denver (Inverness), UCHealth Central Park Medical Center, UCHealth Internal Medical Clinic - Lowry, UCHealth Inverness, University of Colorado Hospital, Yampa Valley Medical Center |
A Phase 3, Randomized, Stratified, Observer-Blind, Placebo-Controlled Study to Evaluate the Efficacy, Safety, and Immunogenicity of mRNA-1273 SARS-CoV-2 Vaccine in Adults Aged 18 Years and Older (mRNA-1273-P301)
Protocol #: 20-1619 Location: Outpatient CTRC, Outpatient CTRC, University of Colorado Hospital |
Pubertal Blockade and Estradiol Effects on Cardiometabolic Health for Transitioning Youth (PUBERTY)
This study will involve 6 research visits at 3 timepoints for transgender individuals (before starting estrogen and 6 and 12 months after starting estrogen). No medications are given as a part of this study. Cisgender (non-transgender) participants will have 4 visits at two timepoints ... Protocol #: 19-1226 Location: Childrens Hospital Colorado, University of Colorado Hospital |
Disordered Eating, Energy Availability, and Quality of Life in Adolescent Athletes
Participants will receive a DEXA scan and will wear a FitBit for a week to track HR, sleep, and exercise. The participant will also log their food intake for the week. Compensation included. ... Protocol #: 20-1681 Location: Childrens Hospital Colorado, Outpatient CTRC, Outpatient CTRC, University of Colorado Hospital |
Using Oscillometry in Toddler Aerodigestive Patients to Monitor Lung Function Response to Treatment
In this study, we will 1. Assess different mouthpiece options to help make the test easier to do in young children 2. Obtain AOS measurements in children who are patients in the aerodigestive clinic at Children's Hospital Colorado 3. Compare these measurements to those obtained in chil... Protocol #: 21-2637 Location: Childrens Hospital Colorado |
Contraceptive Hormone and Reward Measurement (CHARM Study)
The study is examining the effects of hormonal oral contraceptives (OCPs) on brain processes and emotional wellbeing. Study participants will: Participate in 3 study sessions, one online and two in-person, over the course of 2 months. Complete interviews and questionnaires Taking a... Protocol #: 21-3530 Location: Brain Imaging Center (BIC), Outpatient CTRC, Outpatient CTRC |
Harnessing Cells from Human Milk; Linking Lactation to Metabolism
In this study: - Participants will complete 2 study visits (in late pregnancy & 2 wks postpartum) - Participants will have their milk production measured and provide blood and breastmilk samples If you join the study, you will be part of the study for up to a month and a half, lasting... Protocol #: 21-2835 Location: CTRC Inpatient, Outpatient CTRC, Outpatient CTRC, University of Colorado Hospital |
Investigating the Role of the Endocannabinoid System in Joint Pain
If you join the study, you will be asked to complete one 10-minute study visit at the Barbara Davis Center on the University of Colorado's Anschutz Medical Campus. During this visit, the study coordinator will first go through the consent process and confirm your eligibility, which may req... Protocol #: 21-3357 Location: University of Colorado Hospital |
NightWare Therapeutic Platform for improving Cardiovascular Health in Adults With Nightmares Associated with PTSD
We are recruiting individuals who experience PTSD-associated nightmares to participate in a research study to help us understand if improving sleep quality, by reducing the impact of nightmares can improve cardiovascular health. We are recruiting volunteers who experience PTSD-related nig... Protocol #: 21-5027 Location: Outpatient CTRC |