Doctoral Degree

Biology: Cellular and Molecular (Ph.D.)

Basic Degree Information/Description

The Department of Biology offers opportunities for advanced study and research leading to the Doctor of Philosophy degree in Biology. The Cell and Molecular Biology concentration offers a specialized track in Molecular Microbiology and Immunology, special emphasis on infectious diseases. The Ph.D. in Biology is awarded to candidates who have displayed an in-depth understanding of the subject matter and demonstrated the ability to make an original contribution to knowledge in their field of specialty.

Why pursue a Ph.D. in Cellular and Molecular Biology?

  • A large group of faculty actively engaged in a wide range of research interests.
  • A highly structured Ph.D. curriculum designed to foster the success of students and graduation within five years.
  • A highly interactive and well-conceived curriculum designed to train students in all aspects of cell & molecular biology including intellectual advancement as well as training in specific research areas.

Admission Requirements and Prerequisites

Admission requirements and prerequisites: Applicants must have a Bachelor of Arts or a Bachelor of Science degree, preferably in biology.  

Transcripts: Official transcripts from all institutions attended.  All international transcripts must be recorded in English or officially translated to English.

Graduate Studies Application: Yes

Department Application: No

Test Scores: General GRE Required

Resume: No

Letters of Recommendation: Three letters of recommendation are required.

Statement of Purpose: Yes- statement of future plans

Minimum TOEFL Score (for International Applicants): 600 paper/100 Internet Based Test

Minimum IELTS Score (for International Applicants): 7

Additional Requirements: International students and those with international degrees may be required to submit additional documents per our admissions policies and procedures. The Graduate School reserves the right to request any additional documents needed to fairly and consistently evaluate applicant credentials.

Full-Time or Part-Time Attendance Requirement: Full-Time


Application Deadline Date

Contact Information

Graduate Advisor of Record: John McCarrey, Ph.D.
Email Address:
Telephone: (210) 458-4507

Degree Website: Ph.D. in Cellular & Molecular Biology

Degree Catalog Link:

Career Options Available for a Ph.D. in Cellular and Molecular Biology Graduate

Completion of the CMB Ph.D. program prepares students for careers in academia, biotechnology, biomedical industries, government research, or positions in research institutes.

Funding Opportunities

Teaching and research assistantships are offered, as well as research fellowships.

Course Scheduling and Offerings

  • This program is housed on UTSA’s Main campus.
  • The CMB Ph.D. curriculum is offered through daytime courses only. Participation in the CMB Ph.D. program is considered a full-time activity.

Research taking place in the Cellular and Molecular Biology (Ph.D.) program

Provide expertise in bacteriology, virology, parasitology, mycology, immunology, vaccinology, biodefense, and molecular genetics. Click here for a list of faculty associated with the CMB Ph.D. program and links to descriptions of their research programs.