2025年2月8日 · Chemistry researchers at Case Western Reserve University have found specific markers that may lead to new blood tests for disease Nearly every disease has an inflammatory component, but blood tests can't pinpoint inflammation …

20 小时之前 · Steroid isolation, depending on context, is the isolation of chemical matter required for chemical structure elucidation, derivitzation or degradation chemistry, biological testing, and other research needs (generally milligrams to grams, but often more [86] or the isolation of "analytical quantities" of the substance of interest (where the ...

20 小时之前 · Estradiol (E2), also called oestrogen, oestradiol, is an estrogen steroid hormone and the major female sex hormone. It is involved in the regulation of female reproductive cycles such as estrous and menstrual cycles. Estradiol is responsible for the development of female secondary sexual characteristics such as the breasts, widening of the hips and a female …

20 小时之前 · Iron is a chemical element with symbol Fe and atomic number 26, essential for human life and widely used in various industries.

20 小时之前 · Xenon is a chemical element; it has symbol Xe and atomic number 54. It is a dense, colorless, odorless noble gas found in Earth's atmosphere in trace amounts. [17] Although generally unreactive, it can undergo a few chemical reactions such as the formation of xenon hexafluoroplatinate, the first noble gas compound to be synthesized. [18][19][20] Xenon is …

20 小时之前 · Thorium is a chemical element; it has symbol Th and atomic number 90. Thorium is a weakly radioactive light silver metal which tarnishes olive grey when it is exposed to air, forming thorium dioxide; it is moderately soft, malleable, and has a high melting point. Thorium is an electropositive actinide whose chemistry is dominated by the +4 oxidation state; it is quite …

20 小时之前 · Phenylephrine, sold under the brand names Neosynephrine and Sudafed PE among others, is a medication used as a decongestant for uncomplicated nasal congestion in the form of a nasal spray or oral tablet, [5] to dilate the pupil, to increase blood pressure given intravenously in cases of low blood pressure, and to relieve hemorrhoids as a suppository. …

20 小时之前 · Psilocybin, also known as 4-phosphoryloxy-N,N-dimethyltryptamine (4-PO-DMT), and formerly sold under the brand name Indocybin, [a] is a naturally occurring psychedelic prodrug compound produced by more than 200 species of fungi. [15] Psilocybin is itself biologically inactive but is quickly converted by the body to psilocin, which has mind-altering …