Results 31 to 40 of about 20,500 (163)

MeJA-mediated enhancement of salt-tolerance of Populus wutunensis by 5-aminolevulinic acid

open access: yesBMC Plant Biology, 2023
Background 5-Aminolevulinic acid (ALA) is a natural and environmentally benign multifunctional plant growth regulator involved in the regulation of plant tolerance to various environmental stresses. This research aimed to explore the molecular mechanisms
Huan Liu   +4 more
doaj   +1 more source

Intraoperative Fluorophores: An Update on 5-Aminolevulinic Acid and Sodium Fluorescein in Resection of Tumors of the Central Nervous System and Metastatic Lesions—A Systematic Review and Meta-Analysis

open access: yesTomography, 2023
Introduction: Recent advances in tumor visualization have improved the extent of resection (EOR) of primary and secondary tumors of the central nervous system, while limiting the morbidity and mortality of the surgery.
Sanjit Shah   +3 more
doaj   +1 more source

Severe hypotension and postoperative cardiac arrest caused by 5-aminolevulinic acid: a case report

open access: yesJournal of Medical Case Reports
Background Although 5-aminolevulinic acid is useful for the photodynamic diagnosis of bladder tumors, it often causes severe intraoperative hypotension.
Taishi Miyazaki   +3 more
doaj   +1 more source

PLGA-PVA-PEG Single Emulsion Method as a Candidate for Aminolevulinic Acid (5-ALA) Encapsulation: Laboratory Scaling Up and Stability Evaluation

open access: yesMolecules, 2022
One of the most widely used molecules used for photodynamic therapy (PDT) is 5-aminolevulinic acid (5-ALA), a precursor in the synthesis of tetrapyrroles such as chlorophyll and heme.
Geisiane Rosa da Silva   +9 more
doaj   +1 more source

Novel Bioconjugates of Aminolevulinic Acid with Nucleosides

open access: yes, 2008
Esters and amino acid derivatives of 5-aminolevulinic acid (ALA) are efficient prodrugs for the production of protoporphyrin IX (PpIX), which has been used in photodynamic cancer therapy (PDT).
Schmitt, F.   +11 more
core   +1 more source

5-Aminolevulinic acid hydrochloride

open access: yesIUCrData
The crystal structure of 5-aminolevulinic acid hydrochloride (systematic name: 4-carboxy-2-oxobutan-1-aminium chloride), C5H10NO3+·Cl−, has been solved and refined using synchrotron X-ray powder diffraction data, and optimized using density functional ...
Jean guillaume Ducreux   +3 more
doaj   +1 more source

Porphyria: What Is It and Who Should Be Evaluated?

open access: yesRambam Maimonides Medical Journal, 2018
The porphyrias are a group of rare metabolic disorders, inherited or acquired, along the heme biosynthetic pathway, which could manifest with neurovisceral and/or cutaneous symptoms, depending on the defective enzyme.
Yonatan Edel, Rivka Mamet
doaj   +1 more source

Pretreatment with 5-aminolevulinic acid mitigates heat stress of cucumber leaves

open access: yes, 2012
Cucumber seedlings were pretreated with 3 μM 5-aminolevulinic acid (ALA) followed by cultivation at normal (25/18 °C) or high (42/38 °C) day/night temperature to investigate the protective effects of ALA on heat stress in plants.
D. -M. Li   +5 more
core   +1 more source

Selective photosensitizer localization in the human endometrium after intrauterine application of 5-aminolevulinic acid [PDF]

open access: yes, 1996
OBJECTIVE:Our purpose was twofold: to determine the distribution of the endogenous photosensitizer protoporphyrin IX in the uterus and to ascertain the time interval leading to maximal endometrial fluorescence after intrauterine instillation of 5 ...
Tadir, Yona   +6 more
core   +1 more source

The Impact of Soil and Water Pollutants Released from Poultry Farming on the Growth and Development of Two Plant Species

open access: yesAgriculture, 2023
Intensive poultry production may result in substantial emissions of pollutants into the environment, including pharmaceuticals and other chemicals used in poultry farming.
Magdalena Krupka   +7 more
doaj   +1 more source

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