Results 21 to 30 of about 34,838 (281)

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

Erythrocytes as Carriers of Therapeutic Enzymes. [PDF]

open access: yes, 2020
Therapeutic enzymes are administered for the treatment of a wide variety of diseases. They exert their effects through binding with a high affinity and specificity to disease-causing substrates to catalyze their conversion to a non-noxious product, to ...
Bax, BE
core   +1 more source

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   +5 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

5-Aminolevulinic acid synthesis in Escherichia coli [PDF]

open access: yesJournal of Bacteriology, 1989
A hemA mutant of Escherichia coli containing a multicopy plasmid which complemented the mutation excreted 5-aminolevulinic acid (ALA) into the medium. [1-14C]glutamate was substantially incorporated into ALA by this strain, whereas [2-14C]glycine was not. Periodate degradation of labeled ALA showed that C-5 of ALA was derived from C-1 of glutamate. The
J M, Li   +3 more
openaire   +2 more sources

Photodynamic Therapy of Necrobiosis Lipoidica - A Multicenter Study of 18 Patients [PDF]

open access: yes, 2008
Background: Necrobiosis lipoidica (NL) is a granulomatous skin disease of unknown origin, and no reliably effective treatment option exists to handle this often disfiguring disease.
Arenberger, P.   +4 more
core   +1 more source

Breast cancer as photodynamic therapy target: Enhanced therapeutic efficiency by overview of tumor complexity [PDF]

open access: yes, 2014
Photodynamic therapy is a minimally invasive and clinically approved procedure for eliminating selected malignant cells with specific light activation of a photosensitizer agent.
Lamberti, María Julia   +2 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

A New Synthesis of 5-Aminolevulinic Acid.

open access: yesAgricultural and Biological Chemistry, 1991
(1991). A New Synthesis of 5-Aminolevulinic Acid. Agricultural and Biological Chemistry: Vol. 55, No. 6, pp. 1687-1688.
Hiroshi Kawakami   +2 more
openaire   +2 more sources

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