( ( ( ( Looped ( intermediate filaments ) ) , ) ( dense ( ( -LRB- ( attachment -RRB- ) ) plaques ) ) ) ( , ( ( ( ( cell membranes ) , ) ( ( 20-25 ( nm space ) ) ( between ( the membranes ) ) ) ) ( ( filled ( with ( ( fibrillar material ) ( that ( appears ( to ( ( provide ( attachment ( of ( the ( two cells ) ) ) ) ) ( through ( interactions ( of ( extracellular ( linker filaments ) ) ) ) ) ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (S (VP (VP (VB Looped) (NP (JJ intermediate) (NNS filaments))) (, ,) (NP (JJ dense) (PRN (-LRB- -LRB-) (NP (NN attachment)) (-RRB- -RRB-)) (NNS plaques)))) (, ,) (NP (NP (NN cell) (NNS membranes)) (, ,) (NP (NP (CD 20-25) (NN nm) (NN space)) (PP (IN between) (NP (DT the) (NNS membranes))))) (VP (VBN filled) (PP (IN with) (NP (NP (NN fibrillar) (NN material)) (SBAR (WHNP (WDT that)) (S (VP (VBZ appears) (S (VP (TO to) (VP (VB provide) (NP (NP (NN attachment)) (PP (IN of) (NP (DT the) (CD two) (NNS cells)))) (PP (IN through) (NP (NP (NNS interactions)) (PP (IN of) (NP (NN extracellular) (NN linker) (NNS filaments)))))))))))))) (. .)))
Looped intermediate filaments, dense (attachment) plaques, cell membranes, 20-25 nm space between the membranes filled with fibrillar material that appears to provide attachment of the two cells through interactions of extracellular linker filaments.
(ROOT (S (NP (NP (DT A) (NN cell) (POS 's)) (NN membrane)) (VP (VBZ provides) (NP (DT a) (NN barrier) (S (VP (TO to) (VP (VB keep) (NP (NN extracellular) (NNS materials)) (PP (IN from) (S (VP (VBG mixing) (PP (IN with) (NP (PRP$ its) (JJ internal) (NNS components))))))))))) (. .)))