Results 101 to 110 of about 45,423 (299)

Micrografía cuantitativa y perfiles de HPLC y FTIR de Melissa officinalis y Nepeta cataria (Lamiaceae) de Argentina [PDF]

open access: yes, 2014
Melissa officinalis L., so called "Melissa" or "Toronjil", is a perennial aromatic herb, whose leaves are used in traditional medicine as a carminative, digestive and sedative, both in simple as in mixtures. Meanwhile, Nepeta cataria L., commonly called "
Camí, Gerardo Enrique   +6 more
core  

Clathrin Heavy Chain subunits coordinate endo- and exocytic traffic and affect stomatal movement [PDF]

open access: yes, 2017
The current model for vesicular traffic to and from the plasma membrane is accepted but the molecular requirements for this coordination are not well defined.
Blatt, Michael R.   +4 more
core   +2 more sources

Radiologic, Histologic and Scanning Electron Microscopic Characterization of the Peritoneal Reflection in Crohn's Disease

open access: yesClinical Anatomy, EarlyView.
ABSTRACT The peritoneal reflection bridges visceral and parietal peritoneum and lacks adjoining or underlying organs. As such it provides an opportunity to perform a focussed examination of the peritoneum in Crohn's disease. The aim of this study was to exploit this anatomical property and conduct a multilayered, focussed examination of the peritoneal ...
L. Walsh   +4 more
wiley   +1 more source

Environmental Transformation and Trophic Transfer of Engineered Nanomaterials in the Agri‐Food Chain and Implications for human Health

open access: yesChemFoodChem, EarlyView.
ABSTRACT Engineered nanomaterials (ENMs) are increasingly applied in agriculture to improve crop yield, nutrient efficiency, and food quality. This study examines the environmental transformation of ENMs, their uptake in plants, and their transfer across the agri‐food chain leading to human exposure.
Soumitra Nath
wiley   +1 more source

Stomatal frequency and gas exchange differs in two Blechnum species (Pteridophyta, Blechnaceae) with contrasting ecological breadth La frecuencia estomática e intercambio de gases difieren en dos especies de Blechnum (Pteridophyta, Blechnaceae) con distinto rango ecológico

open access: yesGayana: Botanica, 2012
In Chilean temperate forest, the fern Blechnum chilense has a wide ecological breath, but occur mainly in full sun habitats, while Blechnum mochaenum is restricted only to shady sites.
Cristian Atala   +2 more
doaj  

Elevation-related macro- and micromorphological leaves' structure of some species of the genus Phaedranassa Ravenna (Amaryllidaceae)

open access: yesІнтродукція Рослин, 2017
Objective – to investigate the epidermis of leaf blade in plants of 3 mountain species of the genus Phaedranassa Ravenna, differing by a high-altitude gradient location in the Andes. Material and methods. The objects of research are plants P. cinerea
A.I. Zhila, M.M. Marinyuk
doaj   +1 more source

Effects of shade on growth, production and quality of coffee (Coffea arabica) in Ethiopia [PDF]

open access: yes, 2011
The research work was conducted to evaluate the effect of shade on growth and production of coffee plants. To achieve this, growth and productivity of coffee plants growing under shade trees were compared with those of coffee plants growing under direct ...
Bote, A.D., Struik, P.C.
core   +1 more source

Interaction Between Actin and Microtubules During Plant Development

open access: yesCytoskeleton, EarlyView.
ABSTRACT The dynamic interaction between actin filaments (AFs) and microtubules (MTs) plays a crucial role in regulating key developmental and physiological processes in plant cells, particularly in the formation of specialized cell types with distinct shapes and functions, such as pollen tubes, trichomes, and leaf epidermal cells.
Zining Wu   +3 more
wiley   +1 more source

Nuclear Entanglement: New Insights Into the Role of Cytoskeleton and Nucleoskeleton in Plant Nuclear Function

open access: yesCytoskeleton, EarlyView.
ABSTRACT Of the three types of cytoskeleton known in animals—actin, microtubules, and intermediate filaments—only actin and microtubules exist in plants. Both play important roles in cellular shaping, organelle movement, organization of the endomembrane system, and cell signaling.
Norman R. Groves   +3 more
wiley   +1 more source

In Vitro Live Cell Imaging Reveals Nuclear Dynamics and Role of the Cytoskeleton During Asymmetric Division of Pollen Mitosis I in Nicotiana Benthamiana

open access: yesCytoskeleton, EarlyView.
ABSTRACT Pollen is a male gametophyte of angiosperms. Following meiosis, the microspore undergoes an asymmetric division called pollen mitosis I (PMI), which produces two cells of different sizes: a large vegetative cell and a small generative cell. Polarized nuclear migration and positioning during PMI are important for successful pollen development ...
Yoko Mizuta   +5 more
wiley   +1 more source

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