Results 201 to 210 of about 3,102,592 (245)

Fully Additive Vertical Organic Electrochemical Transistors on Renewable and Compostable Substrates Enable Ultrasensitive Bioelectronics

open access: yesAdvanced Functional Materials, EarlyView.
Fully additive vertical organic electrochemical transistors (vOECTs) with channel‐length of 226 nm on a 50 µm compostable substrate achieve >106 current modulation and ∼36 mS transconductance. Ion‐selective integration enables 1.1 mA dec−1 sensitivity and 36 µm detection limit, highlighting a scalable platform for sustainable electronics and ...
Giulia Frusconi   +3 more
wiley   +1 more source

Achieving High ON State Current through Ferroelectric Polarization‐Dependent Interfacial Resistance Switching in Undoped Orthorhombic HfO2 Films

open access: yesAdvanced Functional Materials, EarlyView.
Ferroelectric tunnel junction devices based on epitaxial undoped ferroelectric HfO2 films demonstrate stable switching endurance of over 106 switching cycles, low write voltages of ±3 V, 16 measured resistance states, and neuromorphic capability.
Markus Hellenbrand   +13 more
wiley   +1 more source

Advances in Sustainable and Wearable Textile Based Soft Robotics

open access: yesAdvanced Functional Materials, EarlyView.
This Review examines advances in wearable textile‐based soft robotics, focusing on sustainable materials, integrated sensing, and scalable actuation. It discusses manufacturing and system integration across healthcare, assistive robotics, prosthetics, and human–machine interfaces, and highlights key challenges in circular design, including life‐cycle ...
Zahir Abbas   +6 more
wiley   +1 more source

Structure‐Guided Dynamical Mechanics in Bioinspired Double Twisted Laminated Thin Films

open access: yesAdvanced Functional Materials, EarlyView.
This work explores a dynamic mechanistic study of crack propagation and puncture testing via real‐time monitoring of crack initiation, propagation, and termination through nature‐inspired single and double twisted architectures fabricated from cellulose nanocrystals.
Justin Brackenridge   +4 more
wiley   +1 more source

Antiviral Defense in Plant Stem Cells

Trends in Plant Science
Undifferentiated plant and animal stem cells are essential for cell, tissue, and organ differentiation, development, and growth. They possess unusual antiviral immunity which differs from that in specialized cells. By comparison to animal stem cells, we discuss how plant stem cells defend against viral invasion and beyond.
Jianjun Zhao, Yiguo Hong, Mahmut Tör
exaly   +3 more sources

Plant Stem Cells

Molecular Biology, 2020
A brief review of current data on the molecular biology of stem cells forming meristems and differentiating into various organs of angiosperms is presented. Different primary and secondary meristems are compared. The interactions of some hormones, regulatory gene networks, and signaling pathways in different types of meristems are described.
A S, Voronina, E S, Pshennikova
  +5 more sources

Plant Stem Cell Niches

Annual Review of Plant Biology, 2012
Multicellular organisms possess pluripotent stem cells to form new organs, replenish the daily loss of cells, or regenerate organs after injury. Stem cells are maintained in specific environments, the stem cell niches, that provide signals to block differentiation.
Aichinger, Ernst   +3 more
openaire   +3 more sources

[On plant stem cells and animal stem cells].

Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica, 2014
A comparison of plant and animal stem cells can highlight core aspects of stem-cell biology. In both kingdoms, stem cells are defined by their clonogenic properties and are maintained by intercellular signals. The signaling molecules are different in plants and animals stem cell niches, but the roles of argonaute and polycomb group proteins suggest ...
Yun, You, Chao, Jiang, Lu-Qi, Huang
openaire   +3 more sources

The Problem of Stem Cells in Plants

Russian Journal of Developmental Biology, 2003
The uppermost cells of the root and shoot apical meristems are considered as stem cells. They are similar, in many features, to the stem cells of animals. But, unlike animals, the stem cells can repeatedly arise in plants during morphogenesis and regeneration or in tissue culture from actively dividing or differentiated cells.
openaire   +2 more sources

Stem cells in the root and the problem of stem cells in plants

Russian Journal of Developmental Biology, 2007
Plant cells are capable of reversible transition from the proliferating to the stem state. This transition is determined by a system of cell-cell interactions and interrelationships between plant parts. Stem cells defined as the cells preserving the capacity to divisions and differentiation for a long time arise repeatedly during development of the ...
openaire   +2 more sources

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