Results 11 to 20 of about 19,648 (262)

A Transcriptomic Approach to the Metabolism of Tetrapyrrolic Photosensitizers in a Marine Annelid

open access: yesMolecules, 2021
The past decade has seen growing interest in marine natural pigments for biotechnological applications. One of the most abundant classes of biological pigments is the tetrapyrroles, which are prized targets due their photodynamic properties; porphyrins ...
Maria Leonor Santos   +4 more
doaj   +1 more source

Megavoltage radiotherapy effects on organs of the reticuloendothelial system [PDF]

open access: yesActa Cirúrgica Brasileira, 2023
Purpose: To study the uptake capacity of cells from the reticuloendothelial system after irradiation with high-energy X-rays. Methods: Eighteen male Wistar rats were distributed in three groups: group A (n = 6): control, unirradiated animals studied ...
Fernando Pereira   +3 more
doaj   +1 more source

Yellow nail syndrome [PDF]

open access: yesVestnik Dermatologii i Venerologii, 2021
Yellow nail syndrome is an extremely rare syndrome, mainly in people over 50 years of age, occurring both systemically and in isolation and requiring the most careful collection of anamnesis, since this condition has a close relationship with respiratory
A. V. Motorina, T. G. Ruksha
doaj   +1 more source

Bile pigment in small-bowel water content may reflect bowel habits: a retrospective analysis of a capsule endoscopy imaging series

open access: yesBMC Gastroenterology, 2020
Background Pigmented bile salts darken the small-bowel lumen and are present with bile acid, which is involved in the development of bowel habits. The small-bowel water content (SBWC) in the ileum could represent the colonic environment, but no studies ...
Taiki Aoyama   +5 more
doaj   +1 more source

Indicators of exchange of bile pigments under the action of ecopathogenic factors on the organism and correction with liposomes [PDF]

open access: yesThe Ukrainian Biochemical Journal, 2014
High levels of anthropogenic impact on the environment requires a detailed study of the features of the influence of heavy metals and ionizing radiation on living organisms, and provides for the development and use of effective means of protecting the ...
D. O. Melnychuk   +2 more
doaj   +1 more source

Biliproteins [PDF]

open access: yes, 1981
Biliproteins, covalently bonded complexes of proteins and bile pigments, serve as light-harvesting pigments in photosynthesis and light-sensory pigments of photosynthetic organisms. Recent developments in the biochemistry and biophysics of these pigments
Scheer, Hugo
core   +1 more source

Can carotenoids cure or protect us? [PDF]

open access: yesHospital Pharmacology, 2022
Introduction: Carotenoids are liposoluble plant pigments. The most common in the human diet are a-carotene, b-carotene, b-cryptoxanthin, lycopene, lutein, and zeaxanthin.
Cvetković Biljana R.   +9 more
doaj   +1 more source

AASLD practice guidance on drug, herbal, and dietary supplement–induced liver injury

open access: yes, 2022
Hepatology, EarlyView.
Robert J. Fontana   +6 more
wiley   +1 more source

Studies on Bile Pigments II. Seperation of Natural Direct Bilirubins [PDF]

open access: yes, 1956
Separation of both forms of the direct bilirubin were carried out from the dog's gallbladder bile, and further isolations of them were also done. 1. The natural salt-form bilirubin was isolated after separation on the column of aluminium oxide with a n ...
Sakamoto, Takeshi
core   +1 more source

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