[HTML][HTML] Unique and analogous functions of aquaporin 0 for fiber cell architecture and ocular lens transparency

SS Kumari, S Eswaramoorthy, RT Mathias… - … et Biophysica Acta (BBA …, 2011 - Elsevier
Aquaporin (AQP) 1 and AQP0 water channels are expressed in lens epithelial and fiber
cells, respectively, facilitating fluid circulation for nourishing the avascular lens to maintain …

Transgenic expression of AQP1 in the fiber cells of AQP0 knockout mouse: effects on lens transparency

K Varadaraj, SS Kumari, RT Mathias - Experimental eye research, 2010 - Elsevier
Mutations and knockout of aquaporin 0 (AQP0) result in dominant lens cataract. To date,
several functions have been proposed for AQP0; however, two functions, water permeability …

Intact AQP0 performs cell-to-cell adhesion

SS Kumari, K Varadaraj - Biochemical and biophysical research …, 2009 - Elsevier
Aquaporins (AQPs) constitute a major conduit for movement of water across plasma
membranes. AQP0 is expressed in the fiber cells and is critical for lens transparency and …

Verification and spatial localization of aquaporin-5 in the ocular lens

AC Grey, KL Walker, RS Petrova, J Han… - Experimental eye …, 2013 - Elsevier
Until recently, the lens was thought to express only two aquaporin (AQP) water channels,
AQP1 and AQP0. In this study we confirm lenticular AQP5 protein expression by Western …

Molecular mechanism of Aquaporin 0-induced fiber cell to fiber cell adhesion in the eye lens

K Varadaraj, SS Kumari - Biochemical and biophysical research …, 2018 - Elsevier
Cell-to-cell adhesion (CTCA), which is key for establishing lens transparency, is a critical
function of Aquaporin 0 (AQP0). The aim of this investigation was to find out the possible …

[HTML][HTML] Aquaporin-0 targets interlocking domains to control the integrity and transparency of the eye lens

WK Lo, SK Biswas, L Brako, A Shiels… - … & visual science, 2014 - iovs.arvojournals.org
Purpose.: Lens fiber cell membranes contain aquaporin-0 (AQP0), which constitutes
approximately 50% of the total fiber cell membrane proteins and has a dual function as a …

Intact and N-or C-terminal end truncated AQP0 function as open water channels and cell-to-cell adhesion proteins: end truncation could be a prelude for adjusting the …

SS Kumari, K Varadaraj - Biochimica et Biophysica Acta (BBA)-General …, 2014 - Elsevier
Background Investigate the impact of natural N-or C-terminal post-translational truncations
of lens mature fiber cell Aquaporin 0 (AQP0) on water permeability (Pw) and cell-to-cell …

Aquaporin 0 plays a pivotal role in refractive index gradient development in mammalian eye lens to prevent spherical aberration

SS Kumari, K Varadaraj - Biochemical and biophysical research …, 2014 - Elsevier
Abstract Aquaporin 0 (AQP0) is a transmembrane channel that constitutes∼ 45% of the total
membrane protein of the fiber cells in mammalian lens. It is critical for lens transparency and …

Functional expression of aquaporins in embryonic, postnatal, and adult mouse lenses

K Varadaraj, SS Kumari… - … dynamics: an official …, 2007 - Wiley Online Library
Abstract Aquaporin 0 (AQP0) and AQP1 are expressed in the lens, each in a different cell
type, and their functional roles are not thoroughly understood. Our previous study showed …

[HTML][HTML] Aquaporin deletion in mice reduces corneal water permeability and delays restoration of transparency after swelling

JR Thiagarajah, AS Verkman - Journal of Biological Chemistry, 2002 - ASBMB
Two aquaporin (AQP)-type water channels are expressed in mammalian cornea, AQP1 in
endothelial cells and AQP5 in epithelial cells. To test whether these aquaporins are involved …