Results 21 to 30 of about 9,889,154 (400)

Efficacy of 5% Aminolaevulinic Acid and Red Light on Enterococcus faecalis in Infected Root Canals

open access: yesGels, 2023
Background: In this ex vivo study, the aim was to evaluate the effects of ALAD and red light on Enterococcus faecalis in infected root canals using a special intracanal fiber. Methods: A total of 70 extracted, single-rooted teeth were used.
Teocrito Carlesi   +8 more
doaj   +1 more source

Responses of germination to light and to far-red radiation—can they be predicted from diaspores size? [PDF]

open access: yes, 2020
This paper presents an update of a dataset of seed volumes previously released online and combines it with published data of the photoblastic response of germination of fruits or seeds (light or dark conditions), and of the effects of enhanced far-red ...
Dias, A.S., Dias, L.S., Ganhão, E.
core   +1 more source

Salivary melatonin onset in youth at familial risk for bipolar disorder [PDF]

open access: yes, 2019
Melatonin secretion and polysomnography (PSG) were compared among a group of healthy adolescents who were at high familial risk for bipolar disorder (HR) and a second group at low familial risk (LR).
Armitage, Roseanne   +13 more
core   +2 more sources

A red/far-red light-responsive bi-stable toggle switch to control gene expression in mammalian cells [PDF]

open access: yes, 2013
Growth and differentiation of multicellular systems is orchestrated by spatially restricted gene expression programs in specialized subpopulations. The targeted manipulation of such processes by synthetic tools with high-spatiotemporal resolution could ...
Busacker, Moritz   +5 more
core   +1 more source

The Biometric Parameters of Microgreen Crops Grown under Various Light Conditions

open access: yesAgriculture, 2022
Microgreens are becoming increasingly popular both as horticultural crops and as vegetables consumed by humans. They are classified as foods of high nutritional value.
Barbara Frąszczak   +1 more
doaj   +1 more source

Gibberellin transport affects lateral root growth through HY5 in response to far-red light. [PDF]

open access: hybridPlant Cell
van Gelderen K   +8 more
europepmc   +3 more sources

Color-pure red light-emitting diodes based on two-dimensional lead-free perovskites

open access: yesScience Advances, 2020
Efficient lead-free perovskite light-emitting diodes with color coordinates that fulfill Rec. 2100 requirements are demonstrated. It remains a central challenge to the information display community to develop red light-emitting diodes (LEDs) that meet ...
Fanglong Yuan   +16 more
semanticscholar   +1 more source

Red Perovskite Light‐Emitting Diodes with Efficiency Exceeding 25% Realized by Co‐Spacer Cations

open access: yesAdvances in Materials, 2022
Perovskite light‐emitting diodes (PeLEDs) have received great attention in recent years due to their narrow emission bandwidth and tunable emission spectrum. Efficient red emission is one of most important parts for lighting and displays.
Ji Jiang   +8 more
semanticscholar   +1 more source

The effect of red light on the germination of a Brazilian Pteridophyte

open access: yesBrazilian Archives of Biology and Technology, 1999
The effects of red light on the germination of spores of Cheilantes concolor Langsd & Fisch were investigated in this study. The spores were spread in the Mohr (1956) nutritional solution after Dyer’s modifications (1979).
Áurea M. T. Colli   +1 more
doaj   +1 more source

Helical Carbenium Ion: A Versatile Organic Photoredox Catalyst for Red-Light-Mediated Reactions.

open access: yesJournal of the American Chemical Society, 2020
Red light has the advantages of low energy, less health risk and high penetration depth through various media. Herein, a helical carbenium ion (N,N'-di-n-propyl-1,13-dimethoxyquinacridinium (nPr-DMQA+) tetrafluoroborate) has been used as an organic ...
Liangyong Mei   +2 more
semanticscholar   +1 more source

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