نتایج جستجو برای: scannining electron micrograph
تعداد نتایج: 308660 فیلتر نتایج به سال:
Cover Illustration: Electron micrograph showing an area near the interaction sites between Iba1-immunostained microglial cell (shaded in violet) and surface of a motor neuron at spinal cord ventral horn red) following sciatic nerve transection. The extracellular space is delimited yellow. Extracellular multilamellar bodies vesicles derived from degenerating afferent synaptic boutons are seen in...
In this research, the spherical gold nanoparticles (AuNPs) were successfully synthesized over fluorine-doped tin oxide glass (FTO) substrate from an additive-free and low-concentration electrolyte. Based on field emission scanning electron microscopy micrograph, AuNPs tend to agglomerate form particles with protrusions outward. The electrochemical impedance spectroscopy shows that Au/FTO has a ...
Bleaching treatment of kenaf fiber was performed in alkaline medium containing hydrogen peroxide solution maintained at pH 11 and 80 °C for 60 min. The bleached kenaf fiber was analyzed using Fourier Transform Infrared (FTIR) and X-ray Diffraction (XRD) analysis. The bleached kenaf fiber was then compounded with poly-(lactic acid) (PLA) via a melt blending method. The mechanical (tensile, flexu...
In nature, marine mussels (Mytilus edulis) suffer less fouling colonization on the newly formed sides of their shells. Using settlement assays with algal spores of Porphyra suborbiculata, we determined that spore attachment and germination on the periostracum decreased to 36.8 and 3.3 %, respectively. Additionally, the spore settlement was considerably diminished by periostracum dichloromethane...
Peroxidase has been immobilized onto the PVA-PANI nanocomposite film deposited onto gold plate via physical adsorption for peroxide detection. PVA-PANI nanocomposite was characterized by scanning electron micrograph (SEM) before and after immobilization. The SEM picture clearly shows the immobilization of peroxidase onto the PVA-PANI. The cyclic voltametric study is also carried out for the as ...
E xp lorin g t he Ro le of t he Gu t M icr ob io m e in H ea l t h a n d D i sea se News | Focus False-color scanning electron micrograph shows the surface of the colon mucosa with pink clusters of rod-shaped bacteria, possibly Escherichia coli, attached. The genomes of the bacteria and viruses of the human gut alone are thought to encode 3.3 million genes, which could supplement the human geno...
The study involves the batch biosorption process for the removal of Chromium in the aqueous solution using the dried pods of Prosopis spicigera. Factors influencing the biosorption are pH, contact time, adsorbent dose and initial metal ion concentration. Characterization of the biosorbent is carried out to study the morphology by using Scanning Electron Micrograph (SEM). The maximum biosorption...
We report herein the use of an aromatic-aromatic interaction to produce small molecule hydrogelators that self-assemble in water and form molecular nanofibers in the resulting hydrogels. Among these hydrogelators, a hydrogelator (6) made from a phenylalanine and a cinnamoyl group represents the lowest molecular weight (MW = 295.33 g/mol) peptide-based hydrogelator prepared to date. The supramol...
Miscellaneous 342 Corrections Cover image Multiple sclerosis. Coloured scanning electron micrograph (SEM) of microglial cells (round) ingesting oligodendrocytes (branched). This is the process thought to occur in multiple sclerosis (MS). Oligodendrocytes form insulating myelin sheaths around nerve axons in the central nervous system. Microglia normally ingest cell debris and bacteria as part of...
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