Results 61 to 70 of about 2,646 (192)

Efficacy of Eflornithine Hydrochloride Cream in the Treatment of Melasma: A Randomized, Double‐Blinded, Split‐Face–Controlled Pilot Trial

open access: yesDermatologic Therapy, Volume 2026, Issue 1, 2026.
Background Melasma treatment remains challenging with variable response to conventional lightening agents. Polyamine inhibition via ornithine decarboxylase 1 (ODC1) may offer an alternative approach, with eflornithine hydrochloride being an established ODC1 inhibitor. Objectives To compare the efficacy and safety of eflornithine hydrochloride 13% cream
Jonathan Yongwei Boey   +7 more
wiley   +1 more source

Ochronotic arthropathy, an approach to osteoarthritis bone remodelling [PDF]

open access: yes, 2018
The objective is to use hip ochronotic arthropathy for an indirect approach to osteoarthritis bone remodelling in a human joint via an identified causal chondropathy.
Lagier, René
core  

High Prevalence of Skin Disorders among HTLV-1\ud Infected Individuals Independent of Clinical Status [PDF]

open access: yes, 2013
Background\ud Human T-cell lymphotropic virus type 1 (HTLV-1) infection can increase the risk of developing skin disorders. This study evaluated the correlation between HTLV-1 proviral load and CD4+ and CD8+ T cells count among HTLV-1 infected ...
Casseb, Jorge Simão do Rosário   +4 more
core   +3 more sources

Alkaptonuric patient presenting with “black” disc: a case report

open access: yesActa Orthopaedica et Traumatologica Turcica, 2020
Although intervertebral disc degeneration usually occurs in the natural course of alkaptonuria, detection of the disease by black disc material in a patient without any other sign of alkaptonuria is an extremely rare condition.
Ramazan Kahveci   +3 more
doaj   +1 more source

Plants from Brazilian cerrado with potent tyrosinase inhibitory activity [PDF]

open access: yes, 2012
The increased amount of melanin leads to skin disorders such as age spots, freckles, melasma and malignant melanoma. Tyrosinase is known to be the key enzyme in melanin production.
Batista, Pérola de Oliveira Magalhães Dias   +9 more
core   +2 more sources

Patellar ligament rupture during total knee arthroplasty in an ochronotic patient

open access: yesActa Orthopaedica et Traumatologica Turcica, 2020
Ochronotic arthropathy mainly involves the spine and large joints. Along with blackening of the joint, degeneration rapidly progresses mostly in the knee, resulting in symptoms by the 4th or 5th decade.
Madan Mohan Sahoo   +3 more
doaj   +1 more source

A Novel Dermocosmetic Routine Containing Vitamin B3 and 2‐Mercaptonicotinyl Glycine Significantly Improves Melasma After 3 Months of Daily Use

open access: yesJournal of Cosmetic Dermatology, Volume 24, Issue 10, October 2025.
ABSTRACT Introduction Melasma is a chronic refractory pigmentation disorder. Kligman triple (KT) formula is the gold standard. A dermocosmetic (DC) serum containing vitamin B3 and 2‐mercaptonicotinyl glycine has been developed for melasma. This study assessed the benefits of DC serum compared to KT in melasma.
Juliane Rocio   +7 more
wiley   +1 more source

Inborn errors of metabolism: a clinical overview [PDF]

open access: yes, 1999
CONTEXT: Inborn errors of metabolism cause hereditary metabolic diseases (HMD) and classically they result from the lack of activity of one or more specific enzymes or defects in the transportation of proteins.
Martins, Ana Maria
core   +4 more sources

Ochronotic Chronic Tendoachilles Rupture Management: A Case Series [PDF]

open access: yesJournal of Foot and Ankle Surgery (Asia Pacific)
Background: Alkaptonuria is a rare inherited genetic disorder in which there is a deficiency of the enzyme homogentisate 1,2-dioxygenase. The three characteristics of alkaptonuria are homogentisic-aciduria, ochronosis, and ochronotic arthropathy ...
Jeremy B Dorai, Issac Jebaraj
doaj   +1 more source

Descemet’s membrane folds in ochronosis: a case report

open access: yesJournal of Medical Case Reports, 2022
Background We present this report of a new ophthalmic finding in a patient with ochronosis. Case presentation An 85-year-old Caucasian male patient with bilateral dark temporal and nasal pigmentation of conjunctiva and sclera was referred to our hospital
Otavio de Azevedo Magalhaes   +1 more
doaj   +1 more source

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