WebDec 19, 2024 · Twenty-five spherule cases were identified, and they represented 3.9% of all AUS cases reviewed (Table 1). One patient had 2 FNA samples from the same nodule, both samples contained spherules, and this patient was included only once for the analysis. The mean age of the spherule cohort was 62.9 years, and there was a wide age range (28-83 … WebMay 28, 2013 · Results: 22% of C. immitis genes were differentially expressed in either day 2 or day 8 spherules compared to mycelia, and about 12% of genes were differentially expressed comparing the two spherule time points. Oxireductases, including an extracellular superoxide dismutase, were upregulated in spherules and they may be important for …
Spherules definition of spherules by Medical dictionary
Spherulites are most common in silica-rich glassy rocks. Sometimes they compose the whole mass; more usually they are surrounded by a glassy or felsitic base. When obsidians are devitrified, the spherulites are often traceable, though they may be more or less completely recrystallized or silicified. In the center of a … See more In petrology, spherulites are small, rounded bodies that commonly occur in vitreous igneous rocks. They are often visible in specimens of obsidian, pitchstone, and rhyolite as globules about the size of millet seed or rice grain, … See more Under the microscope the spherulites are of circular outline and are composed of thin divergent fibers that are crystalline as verified with polarized light. Between crossed Nicols, a black cross appears in the spherulite; its axes are usually perpendicular to one … See more Very large and cavernous spherulites are called lithophysae; they are found in obsidians at Lipari, in Yellowstone Park and other places. The characteristic radiate fibrous structure is usually conspicuous, but the fibers are interrupted by cavities that are often … See more Variolites are a type of radiate fibrous growth, resembling spherulites in many respects, consisting of minute feathery crystals spreading … See more Occasionally spherulites are found that are many centimeters and, even more rarely, up to two or three meters in diameter. Those spherulites, which are more than 20 centimeters in diameter, are called megaspherulites. Near Silver Cliff, Colorado, … See more Artificial glass sometimes crystallizes and contains spherulites that may be as large as a marble. As the glass has little similarity in chemical composition to volcanic obsidians, … See more WebDefine spherule. spherule synonyms, spherule pronunciation, spherule translation, English dictionary definition of spherule. n. A miniature sphere; a globule. spher′u·lar adj. … nelft psychotherapy
Spherulite - Wikipedia
WebApr 22, 2011 · Big impacts can form a thin layer of bits of glass that cover most of the earth’s surface. The glass that goes a long way is most likely to have flown in the air as small droplets, known as spherules. Black impact glass spherules, nothing to do with the Australian ones (see comments). Image from www.esrf.eu WebSpherule is a related term of particle. As nouns the difference between spherule and particle is that spherule is a small sphere while particle is a very small piece of matter, a fragment; especially, the smallest possible part of something. WebSpherule is a related term of bubble. As nouns the difference between spherule and bubble is that spherule is a small sphere while bubble is a spherically contained volume of air or … nelft school health