Results 81 to 90 of about 13,239 (184)

Synthesis of new derivatives of protoporphyrin IX

open access: yesТонкие химические технологии, 2010
In the course of searching new highly active substances which are prospective for treating tumors and some other types of widespread diseases the synthesis of protoporphyrin IX bearing the benzodiazepine residue, was performed.
V. Yu. Pavlov   +2 more
doaj  

Effects of Porphyrin Photosensitizers on Photostability and Bioactivities of Dietary Pigments, Curcumin and β-Carotene

open access: yesColorants
Natural food pigments such as curcumin and β-carotene are valued for their coloring properties and health-promoting bioactivities, including antioxidant and anticancer effects.
Yu Na Jung, Jungil Hong
doaj   +1 more source

Intraoperative fluorescence diagnosis in patients with brain metastases (medical technology)

open access: yesBiomedical Photonics, 2014
The technique of intraoperative fluorescence diagnosis with alasens for brain metastases includes visual assessment of alasens-induced protoporphyrin IX fluorescence and local spectroscopy.
A. M. Zaytsev   +2 more
doaj  

Mechanism of Penoxsulam’s Effect on Chlorophyll Synthesis and the Metabolism of Foxtail Millet

open access: yesPlants
Foxtail millet is a characteristic miscellaneous grain crop with many benefits in current agricultural production and is crucial in the adjustment of the planting structure and the sustainable development of dry farming.
Tingting Chen   +9 more
doaj   +1 more source

Zn protoporphyrin IX is formed not from heme but from protoporphyrin IX

open access: yesZn protoporphyrin IX is formed not from heme but from protoporphyrin IX
We examined the effects of exogenous myoglobin, a bivalent chelator, and nitrite on Zn protoporphyrin IX (ZPP) formation by using model systems. ZPP was formed in a model solution without addition of exogenous myoglobin. After incubation, the amount of ZPP in a model solution was increased but that of heme was not decreased compared with the amounts ...
openaire  

Accumulation of protoporphyrin IX and zinc protoporphyrin IX during the cultivation of HeLa cells.

open access: yesAccumulation of protoporphyrin IX and zinc protoporphyrin IX during the cultivation of HeLa cells.
identifier:oai:t2r2.star.titech.ac.jp ...
openaire   +1 more source

To Prevent Oxidative Stress, What about Protoporphyrin IX, Biliverdin, and Bilirubin? [PDF]

open access: yesAntioxidants (Basel), 2023
Martínez A, López-Rull I, Fargallo JA.
europepmc   +1 more source

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