Results 41 to 50 of about 7,531,846 (135)

A multispecies approach for comparing sequence evolution of X-linked and autosomal sites in Drosophila [PDF]

open access: yes, 2008
Population genetics models show that, under certain conditions, the X chromosome is expected to be under more efficient selection than the autosomes.
Vicoso, Beatriz   +3 more
core   +3 more sources

Investigation of an atypical protoporphyric family in South Africa [PDF]

open access: yes, 2010
Includes bibliographical references (leaves 171-184).Affected members of the family investigated in this dissertation presented with photosensitivity and raised red cell protoporphyrin concentrations, indicative of protoporphyria.
Haumann, Carel Eduard
core   +1 more source

Afamelanotide for Treatment of the Protoporphyrias: Impact on Quality of Life and Laboratory Parameters in a US Cohort

open access: yesLife
Background: Erythropoietic protoporphyria (EPP) and X-linked protoporphyria (XLP) are rare disorders of heme biosynthesis characterized by severe cutaneous phototoxicity.
Rebecca K. Leaf   +13 more
doaj   +1 more source

Clinically Important Features of Porphyrin and Heme Metabolism and the Porphyrias

open access: yesMetabolites, 2014
Heme, like chlorophyll, is a primordial molecule and is one of the fundamental pigments of life. Disorders of normal heme synthesis may cause human diseases, including certain anemias (X-linked sideroblastic anemias) and porphyrias.
Siddesh Besur   +3 more
doaj   +1 more source

Adjunctive use of Polypodium leucotomos extract in patients with erythropoietic protoporphyria: An exploratory study. [PDF]

open access: yesPhotochem Photobiol
Erythropoietic protoporphyria (EPP) and X-linked protoporphyria (XLP) cause severe photosensitivity, resulting in significant quality of life (QoL) impairment.
Shetty N   +5 more
europepmc   +2 more sources

Molecular expression, characterization and mechanism of ALAS2 gain-of-function mutants

open access: yesMolecular Medicine, 2019
Background X-linked protoporphyria (XLP) (MIM 300752) is an erythropoietic porphyria due to gain-of-function mutations in the last exon (Ducamp et al., Hum Mol Genet 22:1280-88, 2013) of the erythroid-specific aminolevulinate synthase gene (ALAS2).
Vassili Tchaikovskii   +2 more
doaj   +1 more source

Erythropoietic protoporphyria: case reports for clinical and therapeutic hints [PDF]

open access: yes, 2023
Background Erythropoietic protoporphyria is a rare disorder which represents an important health problem in children, causing painful photosensitivity. Little is known on the correlation between genetic profile and clinical manifestations.
Cristina Tumminelli   +17 more
core   +1 more source

Erythropoietic Protoporphyria and Surgery: A Case of Successful Mastectomy With Perioperative Light Shielding Strategies Based on Light‐Induced Hemolytic Threshold Assessment

open access: yesThe Journal of Dermatology, Volume 53, Issue 6, Page 930-933, June 2026.
ABSTRACT A 50‐year‐old female patient was referred to our department for consultation regarding perioperative management of breast cancer surgery. She had a history of photosensitivity since childhood and was diagnosed with erythropoietic protoporphyria (EPP) during her first pregnancy.
Fumika Tateishi   +5 more
wiley   +1 more source

Expert‐Designed Fact Sheets and AI‐Based Analysis of Patient Symptoms to Combat Diagnostic Delays in Inherited Metabolic Diseases

open access: yesJournal of Inherited Metabolic Disease, Volume 49, Issue 2, March 2026.
ABSTRACT The importance of early diagnosis of inherited metabolic diseases (IMDs) is well known, as it allows early intervention to prevent or reduce complications and improve prognosis, since many of these disorders are treatable. However, diagnosis can still be delayed, and many patients remain undiagnosed. Reducing diagnosis delays is a primary goal
Aline Cano   +108 more
wiley   +1 more source

The Concise Guide to PHARMACOLOGY 2025/26: G protein‐coupled receptors

open access: yesBritish Journal of Pharmacology, Volume 182, Issue S1, Page S24-S151, December 2025.
The Concise Guide to Pharmacology 2025/26 marks the seventh edition in this series of biennial publications in the British Journal of Pharmacology. Presented in landscape format, the guide provides a comparative overview of the pharmacology of drug target families. The concise nature of the Concise Guide refers to the style of presentation, being clear,
Stephen P. H. Alexander   +206 more
wiley   +1 more source

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