Currently Enrolling Inpatient
Shigella Inpatient Study (CIR 337)


The purpose of this study is to evaluate the cross-species protection conferred by a re-challenge with a Shigella species of a different serotype.  The study (is):

  • enrolling 18-50 year olds
  • includes 1 or 2 ten day inpatient stays* (about 3-4 months apart)
  • 4-5 outpatient visits after each inpatient stay
  • Pays $4950 for one admission
  • Pays $9100 for two admissions

*not all subjects will be selected to return for second admission

Complete the CIR Contact Form or the Pre-Screening Survey

Screening Dates

Last screening date is Thursday 2/2/23.  Contact us to schedule your screening appointment now!

*first screening visit is not compensated.  Parking sticker or MTA tokens will be provided for transportation.

Screening Location

North Point Outpatient Clinic

East Point Office Park, Suite 112
1101 North Point Blvd
Baltimore, MD 21224

Study Period

For one inpatient stay:
about 3 months from admission day

For two inpatient stays:
about 9 months from 1st admission day


For one inpatient stay:
up to $4950

For two inpatient stays:
up to $9100


Translate »