Results 71 to 80 of about 5,375 (175)

Comparison of remineralizing efficacy of two novel preparation of arginine and theobromine on white spot lesion - an in vitro SEM analysis

open access: yesClinical and Investigative Orthodontics
Purpose Evaluation of the efficacy of two novel formulations of arginine and theobromine in remineralizing artificial enamel defects using in vitro testing techniques- Microhardness and SEMMaterials and methods Enamel slabs measuring 3 mm by 3 mm by 1.5 ...
Shifo Savio F   +2 more
doaj   +1 more source

The antimicrobial activity of theobromine against cariogenic microbes: an in vitro pilot study

open access: yesBDJ Open
Objective This pilot study aimed to compare the antimicrobial effect of theobromine, sodium fluoride, and a theobromine-sodium fluoride combination against the following caries-associated bacteria: Streptococcus mutans and Actinomyces naeslundii ...
Ismaeel H. Rafiq   +2 more
doaj   +1 more source

Ueber Theobromin [PDF]

open access: yesArchiv der Pharmazie
n ...
openaire   +2 more sources

Effect of Purine Alkaloids on the Proliferation of Lettuce Cells Derived from Protoplasts

open access: yesNatural Product Communications, 2015
To investigate the ecological role of caffeine, theobromine, theophylline and paraxanthine, which are released from purine alkaloid forming plants, the effects of these purine alkaloids on the division and colony formation of lettuce cells were assessed ...
Hamako Sasamoto   +2 more
doaj   +1 more source

Chocolate: Theobromine and Caffeine [PDF]

open access: yesJournal of Chemical Education, 2004
This month's featured molecules include theobromine and caffeine, both methyl-xanthines. Theobromine is a smooth muscle stimulant, while caffeine is predominately a central nervous system stimulant.
openaire   +1 more source

Influence of Chronotype and Theobromine on the 24-h Variation in Peak Expiratory Flow Rate in Healthy Adults

open access: yesJournal of Circadian Rhythms
The influence of morningness-eveningness preference and dietary components on the circadian variation in peak expiratory flow (PEF), an established criterion for pulmonary function, is not fully understood.
Anika Köhlmoos, Manuela Dittmar
doaj   +1 more source

In Vitro Cytotoxic and Remineralization Effects on the Tooth Enamel Surface of Theobromine after the Artificial Induction of Dental Carious Lesions

open access: yesMedical Journal of Babylon
Background: Theobromine is a methylxanthine alkaloid, and it is mainly found in cocoa and chocolate. It has the ability to enhance the size of hydroxyapatite crystals in enamel, leading to precipitation on the enamel surface and slowing down the ...
Maryam I. Ajeel   +2 more
doaj   +1 more source

Transfer of Caffeine and Its Major Metabolites to Chicken Eggs

open access: yesAnimals
This study aimed to determine whether the eggs of laying hens fed caffeine contain this compound and its primary metabolites (theophylline, theobromine, and paraxanthine).
Mailson da Silva Teixeira   +5 more
doaj   +1 more source

Ueber das Theobromin [PDF]

open access: yesJustus Liebigs Annalen der Chemie
n ...
openaire   +1 more source

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