Results 41 to 50 of about 8,773 (221)

Physiological Characterization and Comparative Transcriptome Analysis of White and Green Leaves of Ananas comosus var. bracteatus. [PDF]

open access: yesPLoS ONE, 2017
Leaf coloration is one of the most important and attractive characteristics of Ananas comosus var. bracteatus. The chimeric character is not stable during the in vitro tissue culturing.
Xia Li   +7 more
doaj   +1 more source

Characterization of a new mutation (R292G) and a deletion at the human uroporphyrinogen decarboxylase locus in two patients with hepatoerythropoietic porphyria [PDF]

open access: yes, 1992
A deficiency in the activity of uroporphyrinogen decarboxylase (UROD), the fifth enzyme of the haem biosynthetic pathway, is found in familial porphyria cutanea tarda (F-PCT) and hepatoerythropoietic porphyria (HEP). A new mutation (R292G) and a deletion
Bourgeois, F. (Francine)   +6 more
core   +1 more source

Evaluating the Patient-Reported Outcomes Measurement Information System scales in acute intermittent porphyria. [PDF]

open access: yes, 2020
PurposeAcute intermittent porphyria (AIP) is a rare inborn error of heme biosynthesis characterized by life-threatening acute attacks. Few studies have assessed quality of life (QoL) in AIP and those that have had small sample sizes and used tools that ...
Anderson, Karl E   +14 more
core   +1 more source

Isolation and characterization of the cDNA encoding BKLF/TEF-2, a major CACCC-box-binding protein in erythroid cells and selected other cells [PDF]

open access: yes, 1996
CACCC boxes are among the critical sequences present in regulatory elements of genes expressed in erythroid cells, as well as in selected other cell types. While an erythroid cell-specific CACCC-box-binding protein, EKLF, has been shown to be required in
Crossley, M.   +5 more
core   +1 more source

Root Structural and Metabolic Plasticity Confers Tolerance to Salinity in Wild Barley Species Grown Under Waterlogging

open access: yesPlant, Cell &Environment, EarlyView.
ABSTRACT Salinity combined with waterlogging is a major abiotic stress that severely limits crop growth and yield. We investigated species‐specific adaptations to salinity under constant waterlogging conditions in the wild halophytic barleys Hordeum marinum and H. glaucum, compared with the cultivated H. vulgare.
Stanislav Isayenkov   +10 more
wiley   +1 more source

Recurrent symptoms of acute intermittent porphyria after biochemical normalization with givosiran—An ongoing clinical conundrum

open access: yesJIMD Reports, 2023
A 47‐year‐old woman with acute intermittent porphyria (AIP) has had recurring symptoms after achieving biochemical normalization of her urinary 5‐aminolevulinic acid (ALA), porphobilinogen (PBG), and total porphyrins with givosiran.
Christopher D. Ma   +2 more
doaj   +1 more source

Case Report: Variegate porphyria disclosed by post-gastric bypass complications and causing predominant painful sensorimotor axonal peripheral neuropathy

open access: yesFrontiers in Genetics, 2022
Background and aims: Porphyrias constitute a group of rare genetic diseases due to various, mostly autosomal dominant mutations, causing enzymatic deficiency in heme biosynthesis.
Edwige Collaud   +7 more
doaj   +1 more source

The TRAIL-receptor-1: TRAIL-receptor-3 and -4 ratio is a predictor for TRAIL sensitivity of cancer cells [PDF]

open access: yes, 2009
The tumour necrosis factor-related apoptosis-inducing ligand (TRAIL) is a potent inducer of apoptosis in many cancer cells. However, a significant proportion of tumours are TRAIL-resistant erecting a major hurdle for a successful TRAIL-based treatment ...
Zwacka,
core   +1 more source

Acute Intermittent Porphyria Triggered by COVID‐19 Mimicking Guillain–Barré Syndrome: A Diagnostic Challenge

open access: yesClinical Case Reports, Volume 14, Issue 5, May 2026.
ABSTRACT Acute intermittent porphyria (AIP) is a rare heme biosynthesis disorder in which the accumulation of neurotoxic porphyrin precursors precipitates neurovisceral attacks. Intercurrent infections, including coronavirus disease 2019 (COVID‐19), may trigger or exacerbate AIP and complicate diagnosis, as clinical manifestations can resemble those of
Payman Sadeghi   +5 more
wiley   +1 more source

Deconvoluting heme biosynthesis to target blood-stage malaria parasites [PDF]

open access: yes, 2015
Heme metabolism is central to blood-stage infection by the malaria parasite Plasmodium falciparum. Parasites retain a heme biosynthesis pathway but do not require its activity during infection of heme-rich erythrocytes, where they can scavenge host heme ...
Crowley, Jan R   +3 more
core   +2 more sources

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