Chromatin "seeding": Nup107 marks initiation sites for NPC assembly. 


Cell culture nuclei: deconvolution microscopy. Chromatin in blue; double NPC staining by 2 antibodies (red, green).

 

Nuclear pore complexes on the surface of an isolated human cell nucleus. See: Shaulov and Harel, Structure, 2012.


Xenopus laevis frog eating with its fingertips.

  

 

FESEM imaging of an early nuclear assembly intermediate - after inhibition of membrane vesicle fusion.


 

s-TIM5 cyanophages infecting a marine cyanobacterium. See: Sabehi et al., PNAS, 2012.

 

In vitro-reconstituted nuclei

(NPC staining in green). 


 Double cargo staining in a nucleus: Red, classical NLS import pathway; Green, 20S+ proteasome import (Savulescu et al., 2011).


Isolated nucleus from a mouse lung fibroblast.