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1976 1
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2011 1
2012 2
2014 1
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2017 6
2018 3
2019 2
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31 results

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Page 1
On the origin of the slow M-T chlorophyll a fluorescence decline in cyanobacteria: interplay of short-term light-responses.
Bernát G, Steinbach G, Kaňa R, Govindjee, Misra AN, Prašil O. Bernát G, et al. Photosynth Res. 2018 May;136(2):183-198. doi: 10.1007/s11120-017-0458-8. Epub 2017 Oct 31. Photosynth Res. 2018. PMID: 29090427
To understand the origin of the slowest (tens of minutes) kinetic phase, the M-T fluorescence decline, in the context of light acclimation of these globally important microorganisms, we have compared spectrally resolved fluorescence induction data from the wild type Synech …
To understand the origin of the slowest (tens of minutes) kinetic phase, the M-T fluorescence decline, in the context of light acclim …
Effect of short-term light irradiation with varying energy densities on the activities of nitrifiers in wastewater.
Yang M, Qiu S, Wang L, Chen Z, Hu Y, Guo J, Ge S. Yang M, et al. Water Res. 2022 Jun 1;216:118291. doi: 10.1016/j.watres.2022.118291. Epub 2022 Mar 12. Water Res. 2022. PMID: 35313179
Results indicated that light irradiation with the specific light energy density (Es) at 0.0203-0.1571 kJ.mg(-1) VSS (80-160 W/400-1000 mumol.m(-2).s(-1), 2.0-5.0 h and 2750-4250 mg.L(-1)) stimulated the relative AOB activities (rAOB) by 120.0%. ...The findings enhance our …
Results indicated that light irradiation with the specific light energy density (Es) at 0.0203-0.1571 kJ.mg(-1) VSS (80-160 W/400-1000 mumol …
Responses of photosystem to long-term light stress in a typically shade-tolerant species Panax notoginseng.
Cun Z, Xu XZ, Zhang JY, Shuang SP, Wu HM, An TX, Chen JW. Cun Z, et al. Front Plant Sci. 2023 Jan 12;13:1095726. doi: 10.3389/fpls.2022.1095726. eCollection 2022. Front Plant Sci. 2023. PMID: 36714733 Free PMC article.
Low-light-grown leaves were declined in transpiration rate (Tr) and stomatal conductance (Cond), but intercellular CO(2) concentration (C (i)) and net photosynthesis rate (P (n)) had opposite trends. The maximum photo-oxidation P700+ (P (m)) was greatly reduced in 29.8% fu …
Low-light-grown leaves were declined in transpiration rate (Tr) and stomatal conductance (Cond), but intercellular CO(2) concentration (C (i …
Pseudorandom full-field electroretinograms reflect different light adaptation mechanisms.
Assis JB, Brasil A, Loureiro TMG, da Silva VGR, Herculano AM, Ventura DF, Silveira LCL, Kremers J, Souza GS. Assis JB, et al. Doc Ophthalmol. 2021 Aug;143(1):53-60. doi: 10.1007/s10633-021-09822-2. Epub 2021 Feb 19. Doc Ophthalmol. 2021. PMID: 33606132
METHODS: Ten healthy subjects (26 10.1 years) underwent 20 min of dark adaptation, and then the ffERG was evoked by pseudorandom flash sequences (4 ms per flash, 3 cd.s/m(2)) driven by m-sequences (2(10)-1 stimulus steps) using Veris Science software and a Ganzfeld …
METHODS: Ten healthy subjects (26 10.1 years) underwent 20 min of dark adaptation, and then the ffERG was evoked by pseudorandom flash seque …
Polythiophene as a near full pH photo-antimicrobial.
Lang Y, Wang Y, Zhou R, Zeng X, Zhao H, Wu P. Lang Y, et al. J Mater Chem B. 2022 Jul 6;10(26):4944-4951. doi: 10.1039/d2tb00727d. J Mater Chem B. 2022. PMID: 35723511
The half-maximal inhibitory concentrations (IC(50)) of PT10 for bacteria living in acidic, neutral, and alkaline media were generally lower than 2 mug mL(-1) (except M. aeruginosa, pH 12, 30 mug mL(-1)), which were much lower than common antibiotics and other photosensitiz …
The half-maximal inhibitory concentrations (IC(50)) of PT10 for bacteria living in acidic, neutral, and alkaline media were generally lower …
Light History Influences the Response of Fluvial Biofilms to Zn Exposure.
Corcoll N, Bonet B, Leira M, Montuelle B, Tlili A, Guasch H. Corcoll N, et al. J Phycol. 2012 Dec;48(6):1411-23. doi: 10.1111/j.1529-8817.2012.01223.x. Epub 2012 Sep 24. J Phycol. 2012. PMID: 27009992
This study evaluated in microcosm conditions the relationship between short-term light intensity changes and Zn toxicity on fluvial biofilms with long-term photoacclimation to different light conditions. Biofilms that had long-term photoacclimation to 25 mumol photo …
This study evaluated in microcosm conditions the relationship between short-term light intensity changes and Zn toxicity on fl …
Contrasting effects of high-intensity photosynthetically active radiation on two bloom-forming dinoflagellates.
Cooney EC, Fredrickson KA, Bright KJ, Strom SL. Cooney EC, et al. J Phycol. 2019 Oct;55(5):1082-1095. doi: 10.1111/jpy.12890. Epub 2019 Jul 31. J Phycol. 2019. PMID: 31177532
Various physiological parameters (photosynthetic efficiency F(v) /F(m) , cell permeability, dimethylsulfoniopropionate [DMSP], cell volume, and chlorophyll-a content) were measured before and after exposure to high-intensity natural sunlight in short-term light …
Various physiological parameters (photosynthetic efficiency F(v) /F(m) , cell permeability, dimethylsulfoniopropionate [DMSP], cell v …
Changes in the photosynthesis properties and photoprotection capacity in rice (Oryza sativa) grown under red, blue, or white light.
Hamdani S, Khan N, Perveen S, Qu M, Jiang J, Govindjee, Zhu XG. Hamdani S, et al. Photosynth Res. 2019 Mar;139(1-3):107-121. doi: 10.1007/s11120-018-0589-6. Epub 2018 Nov 19. Photosynth Res. 2019. PMID: 30456488
Non-photochemical quenching (NPQ) of the excited state of chlorophyll a is a major photoprotective mechanism plants utilize to survive under high light. Here, we report the impact of long-term light quality treatment on photosynthetic properties, especially NPQ in r …
Non-photochemical quenching (NPQ) of the excited state of chlorophyll a is a major photoprotective mechanism plants utilize to survive under …
High-Reliability Perovskite Quantum Dots Using Atomic Layer Deposition Passivation for Novel Photonic Applications.
Lee TY, Hsieh TH, Miao WC, James Singh K, Li Y, Tu CC, Chen FC, Lu WC, Kuo HC. Lee TY, et al. Nanomaterials (Basel). 2022 Nov 23;12(23):4140. doi: 10.3390/nano12234140. Nanomaterials (Basel). 2022. PMID: 36500764 Free PMC article.
They exhibit excellent wavelength stability and reliability in terms of current variation tests, long-term light aging tests, and temperature/humidity tests (60/90%). ...
They exhibit excellent wavelength stability and reliability in terms of current variation tests, long-term light aging tests, …
Short-term, light- to moderate-intensity exercise training improves leg muscle strength in the oldest old: a randomized controlled trial.
Serra-Rexach JA, Bustamante-Ara N, Hierro Villarán M, González Gil P, Sanz Ibáñez MJ, Blanco Sanz N, Ortega Santamaría V, Gutiérrez Sanz N, Marín Prada AB, Gallardo C, Rodríguez Romo G, Ruiz JR, Lucia A. Serra-Rexach JA, et al. J Am Geriatr Soc. 2011 Apr;59(4):594-602. doi: 10.1111/j.1532-5415.2011.03356.x. Epub 2011 Mar 31. J Am Geriatr Soc. 2011. PMID: 21453381 Clinical Trial.
PRIMARY OUTCOME: 1RM leg press. SECONDARY OUTCOMES: handgrip strength, 8-m walk test, 4-step stairs test, Timed Up and Go test, and number of falls. ...
PRIMARY OUTCOME: 1RM leg press. SECONDARY OUTCOMES: handgrip strength, 8-m walk test, 4-step stairs test, Timed Up and Go test, and n …
31 results