Results 71 to 80 of about 83,248 (258)

A Systematic Study of GelMA‐Carbopol Bioinks for High‐Fidelity Extrusion 3D Bioprinting at Physiological Temperatures

open access: yesAdvanced Healthcare Materials, EarlyView.
Gonzalez Martinez and collaborators develop a strategy to formulate high performance GelMA‐based bioinks with low solids contents. The resulting bioinks enable 3D bioprinting at 37 °C of high‐fidelity structures with tunable mechanical properties that support high cell viability and function.
David A. González‐Martínez   +8 more
wiley   +1 more source

Fractal analysis of leaves: are all leaves self-similar along the cane?

open access: yesEkológia (Bratislava), 2013
The fractal dimension can be used to quantify the shape of a natural curve. Curves with similar degrees of irregularity will tend to have the same fractal dimension.
Gazda Anna
doaj   +1 more source

Higher leaf area through leaf width and lower leaf angle were the primary morphological traits for yield advantage of japonica/indica hybrids

open access: yesJournal of Integrative Agriculture, 2020
The yield potential of japonica/indica hybrids (JIH) has been achieved over 13.5 t ha−1 in large-scale rice fields, and some physiological traits for yield advantage of JIH over japonica inbred rice (JI) and indica hybrid rice (IH) were also identified ...
Huan-he WEI   +10 more
doaj   +1 more source

Evaluating the retention of airborne microplastics on plant leaf: Influence of leaf morphology

open access: yesEnvironmental Pollution
Airborne microplastics (AMPs) have been identified in both indoor and outdoor environments and account for a large portion of an individual's daily exposure to microplastics. Thus, it is crucial to find effective methods to capture and control the levels of AMPs and ultimately reduce human exposure.
Kushani Perera   +3 more
openaire   +3 more sources

Biphasic Co‐Delivery of Curcumin and 5‐FU using 3D‐Printed Dissolving Microneedles for Skin Cancer Therapy

open access: yesAdvanced Healthcare Materials, EarlyView.
Using pixel‐aware digital light processing, the authors created high‐resolution, dissolvable microneedles from a PEGDA/VP matrix. These microneedles encapsulate curcumin and 5‐fluorouracil and dissolve in the skin, co‐delivering drugs directly to tumours.
Rutuja N. Meshram, Dimitrios A. Lamprou
wiley   +1 more source

Leaf architecture and symmetry of understory tree species of an Araucaria forest

open access: yesActa Scientiarum: Biological Sciences, 2018
  Shade plants of ombrophilous forests are subjected to light-limiting conditions and need to invest in architectural structures associated with leaf symmetry to increase light capture.
Maria Regina Torres Boeger   +4 more
doaj   +1 more source

Beyond Presumptions: Toward Mechanistic Clarity in Metal‐Free Carbon Catalysts for Electrochemical H2O2 Production via Data Science

open access: yesAdvanced Materials, EarlyView.
Metal‐free carbon catalysts enable the sustainable synthesis of hydrogen peroxide via two‐electron oxygen reduction; however, active site complexity continues to hinder reliable interpretation. This review critiques correlation‐based approaches and highlights the importance of orthogonal experimental designs, standardized catalyst passports ...
Dayu Zhu   +3 more
wiley   +1 more source

Identification of Chromosomal Regions and Candidate Genes for Round leaf Locus in Cucumis melo L.

open access: yesPlants
Leaf morphology plays a crucial role in plant classification and provides a significant model for studying plant diversity while directly impacting photosynthetic efficiency.
Xufeng Fang   +8 more
doaj   +1 more source

Downregulation of chloroplast protease AtDeg5 leads to changes in chronological progression of ontogenetic stages, leaf morphology and chloroplast ultrastructure in Arabidopsis

open access: yesActa Societatis Botanicorum Poloniae, 2015
The chloroplast protein AtDeg5 is a serine-type protease peripherally attached to thylakoid membrane at its lumenal side. Since reliable data regarding the role of AtDeg5 in controlling the course of growth and developmental processes are extremely ...
Małgorzata Baranek   +2 more
doaj   +1 more source

Comparative morphology of leaf epidermis in the Chloranthaceae [PDF]

open access: yesBotanical Journal of the Linnean Society, 2001
Abstract Leaf epidermis of 23 samples representing 16 species of all the four extant genera of the Chloranthaceae, i.e. Sarcandra , Chloranthus , Ascarina and Hedyosmum , were investigated under both light microscope and scanning electron microscope. Characters of leaf epidermis in this family, such as pattern of epidermal cells, type of stomata,
openaire   +1 more source

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