Results 41 to 50 of about 4,692 (177)

Biochemical and hematological analysis in acute intermittent porphyria (AIP): a case report

open access: yesAnais da Academia Brasileira de Ciências, 2013
Acute intermittent porphyria is the most common acute porphyria caused by a decrease in hepatic porphobilinogen deaminase activity, resulting in an accumulation of delta-aminolevulinic acid and porphobilinogen.
ANNA R.R. DOS SANTOS   +4 more
doaj   +1 more source

Theranostic Advancements in Brain Cancer: Promising Approaches for Emerging Therapy

open access: yesMedComm – Oncology, Volume 5, Issue 2, June 2026.
Strategies for improving intra‐arterial administration (A) and photodynamic therapy in brain cancer (B). Improving intra‐arterial (IA) administration and photodynamic therapy (PDT) for brain cancer involves enhancing tumor targeting and breaching the blood–brain barrier (BBB). Key strategies include super selective catheterization, using osmotic agents
Bipraban Khanra, Manoj Kumar Sarangi
wiley   +1 more source

A Commonly Missed Well Known Entity- Acute Intermittent Porphyria: A Case Report [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2016
Acute Intermittent Porphyria (AIP) usually presents with abdominal pain, peripheral neuropathy and psychiatric manifestations. Incidence of AIP being 5 in 1,00,000.
Smilu Mohanlal   +4 more
doaj   +1 more source

Isolation and Characterization of SPOTTED LEAF42 Encoding a Porphobilinogen Deaminase in Rice

open access: yesPlants, 2023
The formation and development of chloroplasts play a vital role in the breeding of high-yield rice (Oryza sativa L.). Porphobilinogen deaminases (PBGDs) act in the early stage of chlorophyll and heme biosynthesis.
Lin Liu   +11 more
doaj   +1 more source

Plastid Engineering for Photosynthesis‐Driven Synthesis of Hyaluronic Acid in Tobacco

open access: yesPlant Biotechnology Journal, Volume 24, Issue 4, Page 2541-2558, April 2026.
ABSTRACT Hyaluronic acid (HA) is a glycosaminoglycan composed of alternating units of N‐acetylglucosamine and glucuronic acid. High moisture retention, viscoelasticity and biocompatibility are unique features that make HA polymers attractive compounds for medical applications and aesthetic purposes.
Amanda Lopes   +10 more
wiley   +1 more source

Porphobilinogen Synthase: A Challenge for the Chemist?

open access: yesCHIMIA, 2001
The initial steps in the biosynthesis of the tetrapyrrolic dyes, called the 'pigments of life', are highly convergent. The formation of porphobilinogen, the pyrrolic precursor of the tetrapyrrolic skeleton, uses ?-aminolevulinate as the starting
Frédéric Stauffer   +4 more
doaj  

Psychiatric Symptoms in Acute Intermittent Porphyria - Case Report and Course of Treatment Using Placebo

open access: yesJournal of Education, Health and Sport
Introduction: Acute intermittent porphyria is a disease inherited in an autosomal dominant manner, occurring with a frequency of 1:75,000 people.
Waldemar Kosiba   +3 more
doaj   +1 more source

Structural insights into E. coli porphobilinogen deaminase during synthesis and exit of 1-hydroxymethylbilane.

open access: yesPLoS Computational Biology, 2014
Porphobilinogen deaminase (PBGD) catalyzes the formation of 1-hydroxymethylbilane (HMB), a crucial intermediate in tetrapyrrole biosynthesis, through a step-wise polymerization of four molecules of porphobilinogen (PBG), using a unique dipyrromethane ...
Navneet Bung   +3 more
doaj   +1 more source

Implanted Progestin Causing Pain and Psychiatric Disturbances in Porphyria Attack: A Case Report

open access: yesClinical Practice and Cases in Emergency Medicine, 2023
Introduction: Acute hepatic porphyrias (AHP) are a rare group of inherited disorders caused by abnormal functioning of the heme synthesis pathway. Patients often present with diffuse abdominal pain, neurologic dysfunction, and hyponatremia.
Ryan K. Misek, Massimo F. Riitano
doaj   +1 more source

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

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