- CEBPD
- CEBPE
- CEBPG
- CEN 1789
- CEP152
- CEP290
- CEP63
- CEREC
- CETP inhibitors
- CFCS
- CFP-10
- CFU-E
- CFU-GEMM
- CFU-GM
- CGMP-dependent protein kinase
- CGRP
- CH50
- CHA2DS2-VASc score
- CHADS2 score
- CHARGE syndrome
- CHCHD10
- CHEK1
- CHEK2
- CHIR99021
- CHN1
- CHOP
- CHRNA1
- CHRNE
- CHRNG
- CIITA
- CJD
- CK-MB
- CKLF
- CKS1B
- CL
- CLARITY
- CLCN2
- CLCN3
- CLCN5
- CLIC1
- CLIC2
- CLIC4
- CLIC5
- CLIC6
- CLN3
- CLOVES syndrome
- CLP Regulation
- CMKLR1
- CML
- CMP
- CMR
- CMV
- CNGA3
- CNGb3
- CNQX
- CODA
- COL4A5
- COMP
- COP1
- COPD
- COPD exacerbation
- COPII
- COSTART
- COUP-TFII
- COVAX
- COVI-VAC
- COVID
- COVID-19
- COVID-19 drug development
- COVID-19 vaccine
- COX-3
- COX5B
- COX6B1
- CP1
- CP2
- CPAP
- CPG oligodeoxynucleotide
- CPG site
- CPHPC
- CPOE
- CPR
- CPSF
- CPT
- CR-39
- CR6261
- CRABP1
- CRABP2
- CRC
- CRE
- CREB
- CREB1
- CRISPR
- CRISPR RNA
- CRISPR associated protein
- CRISPR gene editing
- CRISPR interference
- CRISPR-Cas system
- CRISPR-Cas9
- CRISPR-Cas9 genome editing
- CRM197