TOEFL Records of TOEFL scores are purged after 2 years. IELTS Records of TOEFL scores are purged after 2 years. GRE GRE scores of 153 Quantitative and 144 Verbal (new exam) or a combined Verbal and Quantitative GRE score of 1000 (old exam) are required.

GPA A minimum GPA of 3.0 is required. Special attention is given to the grades achieved in science courses relevant to the program (e.g., chemistry, biology, biochemistry, pharmacology and mathematics). RL Three letters from faculty knowledgeable about the student’s ability and capability are required. These letters should provide a thorough assessment of the student’s experience in laboratory research, ability to communicate in verbal and written English, motivation and creativity, and other qualities in the student’s academic performance. Transcript Make sure to upload a copy of your university-issued transcripts (i.e. issued on letterhead) with your online application. Please note, unofficial transcripts from university student portals are not acceptable. Additionally, you must also send us a copy of your official transcripts. Please click here for detailed guidelines for sending your official transcripts to USC.