Results 1 to 10 of about 253,146 (176)

Early concepts of nutrition, digestion, diseases of the gastrointestinal tract and their treatment: mysticism, astrology, bloodletting, and leeches

open access: yesModern Gastroenterology, 2022
The secrets that veiled alchemy with mysticism were passed down from the members of the fraternal order associations to the physicists and pharmacists, and are still preserved to a certain extent among these professionals.
N. Gubergrits   +2 more
semanticscholar   +1 more source

Analisis Kadar Arsen (As) pada Sayur Kubis Hijau (Brassica oleracea L.) Pasca Erupsi Gunung Sinabung

open access: yesAlchemy, 2021
ount Sinabung has had an impact on the lives of surrounding farmers after the eruption. One of the negative impacts is the exposure of plants and animals around them to dangerous chemical compounds, especially heavy metals. This work aimed to analyze the
Boby Cahyady   +2 more
semanticscholar   +1 more source

Accurately Predicting Protein pKa Values Using Nonequilibrium Alchemy

open access: yesJournal of Chemical Theory and Computation, 2023
The stability, solubility, and function of a protein depend on both its net charge and the protonation states of its individual residues. pKa is a measure of the tendency for a given residue to (de)protonate at a specific pH.
Carter J. Wilson   +3 more
semanticscholar   +1 more source

Anaerobic digestion fundamentals, challenges, and technological advances

open access: yesPhysical Sciences Reviews, 2022
Anaerobic digestion (AD) is a natural biochemical process that converts organic materials into combustible biogas. AD has been long practiced for agricultural and urban waste management; however, this process is getting more attention as an alternative ...
M. Uddin, M. Wright
semanticscholar   +1 more source

Arbitrarily accurate quantum alchemy. [PDF]

open access: yesJournal of Chemical Physics, 2021
Doping compounds can be considered a perturbation to the nuclear charges in a molecular Hamiltonian. Expansions of this perturbation in a Taylor series, i.e., quantum alchemy, have been used in the literature to assess millions of derivative compounds at
G. von Rudorff
semanticscholar   +1 more source

A Novel Nitrogen Removal Technology Pre-Treating Chicken Manure, Prior to Anaerobic Digestion

open access: yesSustainability, 2020
Chicken manure is an agricultural by-product that is a problematic feedstock for anaerobic digestion due to its high nitrogen content inhibiting methane yields. This research examines a novel pilot-scale method of ammonia stripping, the nitrogen recovery
M. Kirby   +4 more
semanticscholar   +1 more source

Applications of the INFOGEST In Vitro Digestion Model to Foods: A Review.

open access: yesAnnual Review of Food Science and Technology, 2022
The in vitro digestion model developed by the INFOGEST international consortium is widely used to simulate the physicochemical processes occurring inside the human gastrointestinal tract (mouth, stomach, and small intestine) during the digestion of foods.
Hualu Zhou, Yunbing Tan, D. Mcclements
semanticscholar   +1 more source

Protein digestion and absorption: the influence of food processing.

open access: yesNutrition research reviews, 2022
The rates of dietary protein digestion and absorption can be significantly increased or decreased by food processing treatments like heating, gelling and enzymatic hydrolysis, with subsequent metabolic impacts e.g.
S. Loveday
semanticscholar   +1 more source

Analisis Kadar Timbal (Pb) pada Bedak Tabur dan Eyeshadow dengan Variasi Metode Destruksi dan Zat Pengoksidasi dengan Spektroskopi Serapan Atom

open access: yesAlchemy, 2019
Loose powder and eyeshadow are cosmetics often used by women in their daily activities. Some cosmetic products contain heavy metal in the composition.
Diana Candra Dewi   +3 more
semanticscholar   +1 more source

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