n.tube formed by cells joined end-to-end through which nutrients flow in flowering plants and brown algae

SIEVE TUBE
Investigation of Bidirectional Movement of Tracers in Sieve Tubes of Salix Viminalis L.
Sieve Tubes in Action
Isolation and characterization of a new peroxiredoxin from poplar sieve tubes that uses either glutaredoxin or thioredoxin as a prot...
Turnover of soluble proteins in the wheat sieve tube
Reversible calcium-regulated stopcocks in legume sieve tubes
Evidence for the presence and activity of a complete antioxidant defence system in mature sieve tubes
List of sugars and sugar alcohols in sieve-tube exudates
OPEN ACCESS: Reversible Calcium-Regulated Stopcocks in Legume Sieve Tubes
Analysis of the pumpkin phloem proteome provides insights into angiosperm sieve tube function