Results 231 to 240 of about 4,089,756 (336)

Natural radioactivity and human mitochondrial DNA mutations

open access: green, 2002
Lucy Forster   +4 more
openalex   +1 more source

Natural Radioactivity in Marine Sediment Cores from the Shallow-sea Hydrothermal System off Milos Island, Greece

open access: gold, 2015
I. Kotopoulou   +7 more
openalex   +1 more source

Model pluralism for logic

open access: yesNoûs, EarlyView.
Abstract It is well‐recognized in the sciences that a multitude of nonequivalent models are used by researchers to fulfill a range of goals, even for the same target system, a result known broadly as model pluralism. The possibility of the same form of pluralism occurring in logic, however, has not been adequately considered.
Ben Martin
wiley   +1 more source

How Plants May Maintain Protein Homeostasis Under Rising Atmospheric CO2

open access: yesPlant, Cell &Environment, EarlyView.
ABSTRACT Vascular plants may employ several physiological mechanisms to stabilize their protein contents as atmospheric CO2 concentrations change over a day, year, decade, or century. One mechanism is that plants may rely more on soil ammonium as their nitrogen source when CO2 increases.
Arnold J. Bloom   +2 more
wiley   +1 more source

Chemical agents to control biofilm formation in step 1 of care—Toothpastes and mouthwashes/concepts and challenges

open access: yesPeriodontology 2000, EarlyView.
Abstract Maintaining optimal oral hygiene is important for overall oral care, ensuring the well‐being of teeth and their surrounding tissues. In addition, it promotes fresh breath and a pleasing smile. A key element of oral self‐care is the daily use of toothpaste during regular brushing.
Maud Joosstens   +2 more
wiley   +1 more source

Natural radioactivity: occurrence and applications on environmental studies

open access: yesAnais da Academia Brasileira de Ciências, 2002
JOSÉ M. GODOY
doaj   +1 more source

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