Results 81 to 90 of about 11,003,637 (258)

Clinical biological and genetic heterogeneity of the inborn errors of pulmonary surfactant metabolism [PDF]

open access: yes, 2001
Pulmonary surfactant is a multimolecular complex located at the air-water interface within the alveolus to which a range of physical (surface-active properties) and immune functions has been assigned. This complex consists of a surface-active lipid layer
Griese, Matthias   +5 more
core   +1 more source

Mechanoactive Biomaterials for Cell–Matrix Mechanotransduction

open access: yesAdvanced Materials, EarlyView.
The graphical abstract shows how individual triggers (force, light, or temperature) and combined optothermal or receptor‐targeted actuation induce material responses at the tissue, cellular, and receptor scales. Their spatial (global or focused) and temporal (continuous or cyclic) modulation determines the resulting mechanical output.
Yi‐Tung Lu   +2 more
wiley   +1 more source

Vitamin C‐Induced Photo‐Redox Threshold Enables High‐Fidelity Volumetric Printing of Collagen

open access: yesAdvanced Materials, EarlyView.
Tomographic volumetric printing (TVP) of native proteins is limited by uncontrolled background crosslinking. Here, vitamin C is introduced as a biocompatible redox regulator to establish a tunable nonlinear polymerization threshold response for TVP.
Bin Wang   +5 more
wiley   +1 more source

Reduced Graphene Oxide Enhances the Vascular Organization and Contractile Performance of Fibrin‐Gelatin‐Based Engineered Cardiac Tissue

open access: yesAdvanced Materials Interfaces, EarlyView.
Fibrin–gelatin hydrogels functionalized with reduced graphene oxide create a mechanically stable and bioactive 3D environment for engineered cardiac tissue. The composite matrix promotes endothelial lumen formation, enhances sarcomeric protein expression, and increases contractile performance of embedded cardiomyocytes.
Christoph Kuckelkorn   +5 more
wiley   +1 more source

ALVEOLAR RIDGE PRESERVATION

open access: yes, 2020
Alveolar process is an integral part of the periodontium lending osseous attachment to the teeth. However, being a tooth dependent anatomic structure, it develops in accordance with the developing tooth buds; moreover, it resorbs after tooth loss ...
Namrata M. Khetal   +2 more
core   +1 more source

Prosthodontic Rehabilitation Using Implant-supported Fixed Prostheses in a Young Adult with Ectodermal Dysplasia

open access: yesKing Khalid University Journal of Health Sciences
Ectodermal dysplasia is a rare hereditary disorder characterized by the abnormal development of ectodermal tissues. Hidrotic and hypohidrotic ectodermal dysplasia are the two most common types of the disease.
Lujain I. N. Aldosari
doaj   +1 more source

Wnt signaling regulates trans-differentiation of stem cell like type 2 alveolar epithelial cells to type 1 epithelial cells

open access: yesRespiratory Research, 2019
Background Type 2 alveolar epithelial cells (AT2s) behave as stem cells and show clonal proliferation upon alveolar injury followed by trans-differentiation (TD) into Type 1 alveolar epithelial cells (AT1s).
Elhusseiny Mohamed Mahmud Abdelwahab   +7 more
doaj   +1 more source

A Critical Review on the Evolution of Chitosan‐Based Injectable Hydrogels in Bone Regeneration

open access: yesAdvanced Materials Interfaces, EarlyView.
The graphical illustration depicts hydrogel formulation using chitosan and biocompatible cross‐linkers, major advantages, and incorporation of cells, osteoinductive factors, and therapeutic drugs. Following injection, pH‐responsive gelation enables controlled drug release, promotes cell recruitment and osteogenic differentiation, enhances extracellular
Shivani Santosh Sakhrani   +2 more
wiley   +1 more source

Pulmonary alveolar hemorrhage following thrombolytic therapy

open access: yes, 2017
Santhosh Narayanan,1 NK Thulaseedharan,1 Gomathy Subramaniam,2 Geetha Panarkandy,1 Narayanan Arathi1 1Department of Medicine, 2Department of Radiodiagnosis, Government Medical College, Kozhikode, Kerala, India Abstract: We report a case of a 58-year-old ...
Subramaniam G   +4 more
core  

The Influence of Different Grafting Materials on Alveolar Ridge Preservation: a Systematic Review

open access: yeseJournal of Oral Maxillofacial Research, 2019
Objectives: The purpose of the present review was to evaluate the effect of different bone substitutes used for alveolar ridge preservation on the post extraction dimensional changes.
Jad Majzoub   +4 more
doaj   +1 more source

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