Results 21 to 30 of about 30,571 (234)

Effects on Gram-Negative and Gram-Positive Bacteria Mediated by 5-Aminolevulinic Acid and 5-Aminolevulinic Acid Derivatives [PDF]

open access: yesAntimicrobial Agents and Chemotherapy, 2008
ABSTRACT Due mainly to the extensive use of antibiotics, the spread of multiresistant bacterial strains is one of the most worrying threats to public health. One strategy that can be used to overcome potential shortcomings might be the inactivation of these microorganisms by 5-aminolevulinic acid (5-ALA) or 5-ALA derivative ...
Fotinos, Nicolas   +4 more
openaire   +3 more sources

Electronic and optical properties of 5-AVA-functionalized BN nanoclusters: A DFT study [PDF]

open access: yes, 2016
We carried out detailed density functional theory (DFT) and time-dependent density functional theory (TD-DFT) calculations upon 5-aminolevulinic acid-functionalized B12N12 and B16N16 nanoclusters with the B3LYP, B3PW91, and PBE methods using the 6-311+G∗∗
Balakheyli, H.   +4 more
core   +1 more source

Identification of risk factors for post-induction hypotension in patients receiving 5-aminolevulinic acid: a single-center retrospective study

open access: yesJA Clinical Reports, 2020
Background 5-Aminolevulinic acid (5-ALA) is useful as a photodynamic agent, but its use commonly leads to hypotension. Although avoiding a mean arterial pressure (MAP) < 60 mmHg is important, the incidence of MAP < 60 mmHg when using 5-ALA is unclear ...
Tomoaki Yatabe   +8 more
doaj   +1 more source

Modulation of 5-Aminolevulinic acid mediated photodynamic therapy induced cell death in a human lung adenocarcinoma cell line [PDF]

open access: yes, 2016
Photodynamic therapy (PDT) is a cancer treatment involving the administration of a photosensitising drug which selectively accumulates in tumor tissue, followed by irradiation with appropriate wavelength light.
Battle, A.   +3 more
core   +2 more sources

Photodynamic therapy of prostate cancer by means of 5-aminolevulinic acid-induced protoporphyrin IX - In vivo experiments on the dunning rat tumor model [PDF]

open access: yes, 2004
Objective: In order to expand the use of photodynamic therapy (PDT) in the treatment of prostate carcinoma (PCA), the aim of this study was to evaluate PDT by means of 5-aminolevulinic acid (5-ALA)-induced protoporphyrin IX ( PPIX) in an in vivo tumor ...
Baumgartner, Reinhold   +12 more
core   +1 more source

The current diagnosis of superficial bladder cancer must be reconsidered [PDF]

open access: yes, 2002
The high recurrence and progression rates in superficial bladder cancer are partially related to the deficiencies of the standard conventional diagnostic modalities.
Hofstetter, Alfons, Zaak, Dirk
core   +1 more source

Acute Hepatic Porphyrias: Review and Recent Progress. [PDF]

open access: yes, 2019
The acute hepatic porphyrias (AHPs) are a group of four inherited diseases of heme biosynthesis that present with episodic, acute neurovisceral symptoms.
Andant   +40 more
core   +1 more source

Systems metabolic engineering of Escherichia coli for hyper-production of 5‑aminolevulinic acid

open access: yesBiotechnology for Biofuels and Bioproducts, 2023
Background 5-Aminolevulinic acid (5-ALA) is a promising biostimulant, feed nutrient, and photodynamic drug with wide applications in modern agriculture and therapy.
Wei Pu   +13 more
doaj   +1 more source

Laser-induced generation of singlet oxygen and its role in the cerebrovascular physiology [PDF]

open access: yes, 2017
For over 55 years, laser technology has expanded from laboratory research to widespread fields, for example telecommunication and data storage amongst others.
Bragina, O. A.   +7 more
core   +2 more sources

Pain in photodynamic therapy [PDF]

open access: yes, 2016
Photodynamic therapy is a modern treatment with applications in several medical specialties, which has been intensely studied in the last years. The main indications in dermatology are actinic keratosis, superficial basal cell carcinoma and Bowen\u27s ...
Benea, Vasile   +6 more
core   +3 more sources

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