preferred_name: misfolded CFTR is degraded by the 26S proteasome (Gallus gallus)
preferred_name_lc: misfolded cftr is degraded by the 26s proteasome (gallus gallus)
label: misfolded CFTR is degraded by the 26S proteasome (Gallus gallus)
label_lc: misfolded cftr is degraded by the 26s proteasome (gallus gallus)