Results 91 to 100 of about 17,878 (259)

[The cutaneous porphyrias].

open access: yesAnnales de dermatologie et de vénéréologie, 2019
The porphyrias are a group of metabolic disorders resulting from an innate abnormality in haem biosynthesis, and the clinical settings of which vary according to the genetic enzyme abnormality in question.
J. Cuny
semanticscholar   +1 more source

Lead Poisoning Revealed by Unexplained Abdominal Pain and Anemia in a Young Adult: A Diagnostic Challenge

open access: yesClinical Case Reports, Volume 14, Issue 3, March 2026.
ABSTRACT Lead poisoning should be considered in patients presenting with unexplained anemia and abdominal pain, even without clear environmental or occupational exposure. Recognizing classic signs such as Burton's line and basophilic stippling enables timely diagnosis and effective chelation therapy.
Jennifer Eichler   +2 more
wiley   +1 more source

Photosensitization in Porphyrias and Photodynamic Therapy Involves TRPA1 and TRPV1

open access: yesJournal of Neuroscience, 2016
Photosensitization, an exaggerated sensitivity to harmless light, occurs genetically in rare diseases, such as porphyrias, and in photodynamic therapy where short-term toxicity is intended. A common feature is the experience of pain from bright light. In
A. Babes   +9 more
semanticscholar   +1 more source

Kinetic evaluation of human cloned coproporphyrinogen oxidase using a ring isomer of the natural substrate [PDF]

open access: yes, 2005
Background: The enzyme coproporphyrinogen oxidase (copro\u27gen oxidase) converts coproporphyrinogen-Ill (GIII) to protoporphyrinogen-IX via an intermediary monovinyl porphyrinogen. The A ring isomer coproporphyrinogen-IV (C-IV) has previously been shown
Cooper, Christopher L   +2 more
core   +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

RNA‐Based Therapies for Inherited Metabolic Disorders

open access: yesJournal of Inherited Metabolic Disease, Volume 49, Issue 2, March 2026.
ABSTRACT Inherited metabolic disorders (IMDs) are a diverse and complex group of genetic conditions resulting from deficiencies in enzymes, transporters, or cofactors. These deficiencies lead to metabolic dysfunction and severe clinical consequences. Despite significant progress in understanding their molecular basis, treatment options remain limited ...
Reddy Sreekanth Vootukuri   +5 more
wiley   +1 more source

Porphyria: What Is It and Who Should Be Evaluated?

open access: yesRambam Maimonides Medical Journal, 2018
The porphyrias are a group of rare metabolic disorders, inherited or acquired, along the heme biosynthetic pathway, which could manifest with neurovisceral and/or cutaneous symptoms, depending on the defective enzyme.
Yonatan Edel, Rivka Mamet
doaj   +1 more source

The effect of desferrioxamine on iron metabolism and lipid peroxidation in hepatocytes of C57BL/10 mice in experimental uroporphyria [PDF]

open access: yes, 1993
The effects of the iron chelator desferrioxamine (DFx) on liver iron accumulation, malondialdehyde (MDA) production, porphyrin accumulation and uroporphyrinogen decarboxylase (URO-D; EC 4.1.1.37) activity were investigated over a period of 14 weeks in ...
Eijk, H.G. (Henk) van   +7 more
core   +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

Xenobiotics Triggering Acute Intermittent Porphyria and Their Effect on Mouse Brain Respiratory Complexes

open access: yesJournal of Xenobiotics
Heme enzyme dysfunction causes a group of diseases called porphyrias. Particularly, a decrease in porphobilinogen deaminase, involved in the third step of heme biosynthesis, leads to acute intermittent porphyria (AIP).
Johanna Romina Zuccoli   +3 more
doaj   +1 more source

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