Results 21 to 30 of about 59,046 (275)

Mathematical modeling of collagen turnover in biological tissue [PDF]

open access: yes, 2012
The final publication is available at Springer via http://dx.doi.org/10.1007/s00285-012-0613-yWe present a theoretical and computational model for collagen turnover in soft biological tissues. Driven by alterations in the mechanical environment, collagen
Kuhl, Ellen   +3 more
core   +2 more sources

Morphology and vascular anatomy of the flower in Sansevieria suffruticosa N. E. Br. (Asparagaceae Juss.)

open access: yesБіологічні студії, 2013
The results of studing flower morphology, vascular anatomy and gynoecium micromorphology of Sansevieria suffruticosa N. E. Br. are presented. In this species, there is a flower tube of semiadnated tepals and stamens and also syncarpous gyno­ecium having ...
O. Fishchuk, A. Odintsova
doaj   +1 more source

Cell walls and the developmental anatomy of the Brachypodium distachyon stem internode. [PDF]

open access: yesPLoS ONE, 2013
While many aspects of plant cell wall polymer structure are known, their spatial and temporal distribution within the stem are not well understood. Here, we studied vascular system and fiber development, which has implication for both biofuel feedstock ...
Dominick A Matos   +3 more
doaj   +1 more source

BRL1 and BRL3 are novel brassinosteroid receptors that function in vascular differentiation in Arabidopsis [PDF]

open access: yes, 2004
Plant steroid hormones, brassinosteroids (BRs), are perceived by the plasma membrane-localized leucine-rich-repeat-receptor kinase BRI1. Based on sequence similarity, we have identified three members of the BRI1 family, named BRL1, BRL2 and BRL3.
Caño Delgado, Ana   +8 more
core   +1 more source

Kranz distinctive cells in the culm of ArundineUa (Arundinelleae; Panicoideae; Poaceae)

open access: yesBothalia: African Biodiversity & Conservation, 1990
The transectional anatomy of photosynthetic flowering culms of Arundinella berteroniana (Schult.) Hitchc. & Chase and A. hispida (Willd.) Kuntze from South America and A.  nepalensis Trin. from Africa is described and illustrated.
Evangelina Sanchez   +2 more
doaj   +1 more source

Ultrasound localization microscopy to image and assess microvasculature in a rat kidney. [PDF]

open access: yes, 2017
The recent development of ultrasound localization microscopy, where individual microbubbles (contrast agents) are detected and tracked within the vasculature, provides new opportunities for imaging the vasculature of entire organs with a spatial ...
Ferrara, Katherine W   +5 more
core   +3 more sources

Statistical mapping of maize bundle intensity at the stem scale using spatial normalisation of replicated images. [PDF]

open access: yesPLoS ONE, 2014
The cellular structure of plant tissues is a key parameter for determining their properties. While the morphology of cells can easily be described, few studies focus on the spatial distribution of different types of tissues within an organ.
David Legland   +2 more
doaj   +1 more source

Health-related quality of life, adiposity, and sedentary behavior in patients with early schizophrenia: Preliminary study [PDF]

open access: yes, 2012
Objective: To examine adiposity and sedentary behavior in relation to health-related quality of life (QoL) in patients with early schizophrenia. Methods: A cross-sectional study was used to assess adiposity by dual-energy X-ray absorptiometry scans ...
Brar, JS, Ganguli, R, Strassnig, M
core   +1 more source

Jumlah trakea pada daun Ludwigia adscendens (L.) Hara dalam kondisi tergenang: sebuah gejala plastisitas anatomi

open access: yesJournal of Biological Researches, 1999
This study was conducted to reveal the influence of waterlogging on the number of tracheas in each vascular bundle of Ludwigia adscendens (L.) Hara leaf. This plant is well known as aquatic weed which can grow floating on water surface.
Joko Budiono
doaj   +1 more source

Architecture of optimal transport networks [PDF]

open access: yes, 2005
We analyze the structure of networks minimizing the global resistance to flow (or dissipated energy) with respect to two different constraints: fixed total channel volume and fixed total channel surface area.
A. Bejan, Marc Durand, N. Kizilova
core   +4 more sources

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