AASK	African American Study of Kidney Disease and Hypertension
ADP	Adenosine diphosphate
AGAT	L-arginine amino transferase
Arg	Arginine
ATP	Adenosine triphosphate
BIA	Bioelectrical Impedance Analysis
BMI	Body mass index
CI	Creatinine index
CK	Creatine kinase
CKD	Chronic kidney disease
CKD-EPI	Chronic Kidney Disease Epidemiology Collaboration
Cr	Creatinine
CrCl	Creatinine clearance
Crn	Creatine
CysC	Cystatin C
Da	Dalton
DTG	Dolutegravir
DEXA	Dual-Energy X-ray Absorptiometry
eGFR	Estimated glomerular filtration rate
ECW	Extracellular fluid
ESPMT	N-ethyl-N-sulfopropyl-m-toluidine
FFM	Fat-free mass
GFR	Estimated glomerular filtration rate
GAA	Guanidinoacetic acid
GAMT	S-adenosyl-L-methionine methyltransferase
Gly	Glycine
GFRcys	Estimated glomerular filtration rate from cystatin C
GFRcr	Estimated glomerular filtration rate from creatinine
GFRcr-cys	Estimated glomerular filtration rate from creatinine and cystatin C
HD	Hemodialysis
ICW	Intracellular fluid
kDa	Kilodalton
KDIGO	Kidney Disease Improving Global Outcomes
KDOQI	Kidney Disease Outcomes Quality Initiative
LBM	Lean body mass
MATE1	Multidrug and toxin extrusion protein 1
MATE2-K	Kidney-specific multidrug and toxin extrusion protein 2
MDRD	Modification of diet in renal disease
NADH	Nicotinamide adenine dinucleotide
NGAL	Neutrophil gelatinase-associated lipocalin
NHANES	National Health and Nutrition Examination Survey
OAT2	Organic anion transporter 2
OAT3	Organic anion transporter 3
OCT2	Organic cation transporter 2
OCT3	Organic cation transporter 3
PD	Peritoneal dialysis
SAM	S-adenosylmethionine
SCr	Serum creatinine
TBW	Total body water
TDF	Tenofovir disoproxil fumarate
UCr	Urinary creatinine concentration
UCrE	Urinary creatinine excretion
UK Biobank	UK Biobank Health Database
UV	Ultraviolet
μM	Micromolar