A new technique, based on a chain reaction of recognition and hybridization events between two sets of DNA hairpin molecules, offers an enzyme-free alternative for the rapid detection of specific ...

Students recognize that a particular color change is a characteristic property of a substance and that a color change can also be used as evidence that a chemical reaction has occurred. Students will ...

Chemical reactions make new chemicals. Atoms are rearranged during a chemical reaction, but the number of atoms does not change. A catalyst is a substance that speeds up a chemical reaction.

European Journal of Organic Chemistry, Vol. 2016, Issue. 1, p. 196. The book focuses on main aspects of chemical reaction, i.e. principle, mechanism and applications of synthetic utility. The content ...

Chemical reactions make new chemicals. Atoms are rearranged during a chemical reaction, but the number of atoms does not change. Evidence of chemical reactions includes a large temperature change ...

Reaction Chemistry & Engineering Communications contain novel scientific work of such importance that rapid publication is desirable. Authors should briefly indicate in a covering letter the reasons ...

Sep. 19, 2024 — Chemists have developed a generative AI model that can make it much easier to determine the structures of powdered crystal materials. The prediction model could help researchers ...

The Twinning Reaction explores the pitfalls of medical arrogance, the often tragic long-term effects of these separations, and the enduring bonds the twins share. In 1960 two prominent ...

Along with the usual notice of “Persons who have an allergy or severe sensitivity to milk run the risk of a serious or life-threatening allergic reaction if they consume this product,” Unilever’s ...

Sarah Vine and Andrew Pierce bring their own no-holds-barred opinions, insights and reaction (clue is in the title) to the biggest stories of the week. New episodes every Wednesday, wherever you ...

Anaphylaxis (also called anaphylactic shock) is a severe allergic reaction that makes it difficult for a person to breathe. Anaphylactic shock develops within seconds or minutes of contact with a ...