abstract：:The quantification of melanins is a complex task due to the chemical heterogeneity of the pigments and the difficulty of their isolation. The best accepted procedure currently consists in the chemical cleavage of melanins and the subsequent detection of degradation products by HPLC, which implies the destruction of sa...

journal_title：Pigment cell & melanoma research

authors： Galván I,Jorge A,Ito K,Tabuchi K,Solano F,Wakamatsu K

更新日期：2013-11-01 00:00:00

abstract：:The novel mutation named ru2(d) /Hps5(ru2-d) , characterized by light-colored coats and ruby-eyes, prohibits differentiation of melanocytes by inhibiting tyrosinase (Tyr) activity, expression of Tyr, Tyr-related protein 1 (Tyrp1), Tyrp2, and Kit. However, it is not known whether the ru2(d) allele affects pheomelanin s...

journal_title：Pigment cell & melanoma research

authors： Hirobe T,Ito S,Wakamatsu K

更新日期：2013-09-01 00:00:00

abstract：:The aim of present study was to evaluate CD4(+) /CD8(+) ratio and CD4(+) CD25(hi) FoxP3(+) Tregs in GV patients with reference to their effect on disease onset and progression. Flow cytometry was used for determination of CD4(+) /CD8(+) ratio and Tregs in 82 patients and 50 controls. CD8(+) T-cell counts were signific...

journal_title：Pigment cell & melanoma research

authors： Dwivedi M,Laddha NC,Arora P,Marfatia YS,Begum R

更新日期：2013-07-01 00:00:00

abstract：:We investigated the contributions of Tyrp1 and Gpnmb to the iris transillumination defect (TID) in five age cohorts of BXD mice. Using systems genetics, we also evaluated the role of other known pigmentation genes (PGs). Mapping studies indicate that Tyrp1 contributes to the phenotype at all ages, yet the TID maps to ...

journal_title：Pigment cell & melanoma research

authors： Swaminathan S,Lu H,Williams RW,Lu L,Jablonski MM

更新日期：2013-07-01 00:00:00

abstract：:PMEL is a pigment cell-specific protein responsible for the formation of fibrillar sheets within the pigment organelle, the melanosome. The fibrillar sheets serve as a template upon which melanins polymerize as they are synthesized. The PMEL fibrils are required for optimal pigment cell function, as animals that eithe...

journal_title：Pigment cell & melanoma research

authors： Watt B,van Niel G,Raposo G,Marks MS

更新日期：2013-05-01 00:00:00

abstract：:Microphthalmia-associated transcription factor (MITF) is a survival factor in melanocytes and melanoma cells. MITF regulates expression of antiapoptotic genes and promotes lineage-specific survival in response to ultraviolet (UV) radiation and to chemotherapeutics. SWI/SNF chromatin-remodeling enzymes interact with MI...

journal_title：Pigment cell & melanoma research

authors： Saladi SV,Wong PG,Trivedi AR,Marathe HG,Keenen B,Aras S,Liew ZQ,Setaluri V,de la Serna IL

更新日期：2013-05-01 00:00:00

abstract：:Mice lacking the E3 ubiquitin ligase mahogunin ring finger-1 (MGRN1) have a pleiotropic phenotype that includes spongiform neurodegeneration, embryonic patterning defects, and dark fur due to a defect in pigment-type switching. The only MGRN1 ubiquitination target identified to date is tumor susceptibility gene 101 (T...

journal_title：Pigment cell & melanoma research

authors： Gunn TM,Silvius D,Bagher P,Sun K,Walker KK

更新日期：2013-03-01 00:00:00

abstract：:One of the main advantages of using inducible and conditional transgenes to study pigment cell biology is that they allow for genetic manipulation within melanocytes after roles in general neural crest or melanoblast development have been fulfilled. Specifically, we focus here on the ability of the Tyr::CreER(T) ...

journal_title：Pigment cell & melanoma research

authors： Harris ML,Pavan WJ

更新日期：2013-03-01 00:00:00

abstract：:Genome-wide association studies (GWAS) have become a widely used approach for genetic association studies of various human traits. A few GWAS have been conducted with the goal of identifying novel loci for pigmentation traits, melanoma, and non-melanoma skin cancer. Nevertheless, the phenotype variation explained by t...

journal_title：Pigment cell & melanoma research

authors： Meng S,Zhang M,Liang L,Han J

更新日期：2012-09-01 00:00:00

abstract：:Acral melanoma is a rare melanoma subtype with distinct epidemiological, clinical and genetic features. To determine if acral melanoma cell lines are representative of this melanoma subtype, six lines were analysed by whole-exome sequencing and array comparative genomic hybridisation. We demonstrate that the cell line...

journal_title：Pigment cell & melanoma research

authors： Furney SJ,Turajlic S,Fenwick K,Lambros MB,MacKay A,Ricken G,Mitsopoulos C,Kozarewa I,Hakas J,Zvelebil M,Lord CJ,Ashworth A,Reis-Filho JS,Herlyn M,Murata H,Marais R

更新日期：2012-07-01 00:00:00

abstract：:The tricarboxylic acid (TCA) cycle is the central hub of oxidative metabolism, running in the classic forward direction to provide carbon for biosynthesis and reducing agents for generation of ATP. Our metabolic tracer studies in melanoma cells showed that in hypoxic conditions the TCA cycle is largely disconnected fr...

journal_title：Pigment cell & melanoma research

authors： Filipp FV,Scott DA,Ronai ZA,Osterman AL,Smith JW

更新日期：2012-05-01 00:00:00

abstract：:Retinoic acid (RA) is considered to control melanocytes; however, its precise mechanism remains unclear because of a bimodal effect, which promotes or inhibits melanin synthesis depending on the cell type, culture condition of melanocytes and skin conditions. In this study, we examined the effects of RA throughout eac...

journal_title：Pigment cell & melanoma research

authors： Inoue Y,Hasegawa S,Yamada T,Date Y,Mizutani H,Nakata S,Matsunaga K,Akamatsu H

更新日期：2012-05-01 00:00:00

abstract：:Binding of melanocortin peptide agonists to the melanocortin-1 receptor of melanocytes results in eumelanin production, whereas binding of the agouti signalling protein inverse agonist results in pheomelanin synthesis. Recently, a novel melanocortin-1 receptor ligand was reported. A β-defensin gene mutation was found ...

journal_title：Pigment cell & melanoma research

authors： Beaumont KA,Smit DJ,Liu YY,Chai E,Patel MP,Millhauser GL,Smith JJ,Alewood PF,Sturm RA

更新日期：2012-05-01 00:00:00

abstract：:Copy number variations (CNVs) have been shown to contribute substantially to disease susceptibility in several inherited diseases including cancer. We conducted a genome-wide search for CNVs in blood-derived DNA from 79 individuals (62 melanoma patients and 17 spouse controls) of 30 high-risk melanoma-prone families w...

journal_title：Pigment cell & melanoma research

authors： Yang XR,Brown K,Landi MT,Ghiorzo P,Badenas C,Xu M,Hayward NK,Calista D,Landi G,Bruno W,Bianchi-Scarrà G,Aguilera P,Puig S,Goldstein AM,Tucker MA

更新日期：2012-03-01 00:00:00

abstract：:From a therapeutic standpoint, vitiligo is still regarded by many physicians as a simple problem of regenerative medicine, with the main aim to repopulate the depigmented skin with functional melanocytes from the margins of the lesions or from intact progenitors in hair follicles. However, recent research in vitiligo ...

journal_title：Pigment cell & melanoma research

authors： Taïeb A

更新日期：2012-01-01 00:00:00

abstract：:Some familial forms of the dermatological condition vitiligo have recently been linked to polymorphisms in the innate immunity gene, NLRP1. Here, we review what is currently known about the mechanisms that regulate activation of the NLRP1 protein and the downstream effects of NLRP1 on pathways impacting inflammation a...

journal_title：Pigment cell & melanoma research

authors： D'Osualdo A,Reed JC

更新日期：2012-01-01 00:00:00

abstract：:Converging lines of evidence from varied scientific disciplines suggest that cutaneous melanomas comprise biologically distinct subtypes that arise through multiple causal pathways. Understanding the respective relationships of each subtype with etiologic factors such as UV radiation and constitutional factors is the ...

journal_title：Pigment cell & melanoma research

authors： Whiteman DC,Pavan WJ,Bastian BC

更新日期：2011-10-01 00:00:00

abstract：:The neural crest is a transient structure in vertebrate embryos that generates multiple neural and mesenchymal cell types as well as melanocytes. Melanocytes in the skin either derive directly from neural crest cells populating the skin via a dorsolateral migratory pathway or arise by detaching from nerves innervating...

journal_title：Pigment cell & melanoma research

authors： Sommer L

更新日期：2011-06-01 00:00:00

abstract：:Normal cells possess a limited proliferative life span, after which they enter a state of irreversible growth arrest, called replicative senescence, which acts as a potent barrier against transformation. Transformed cells have escaped the process of replicative senescence and theoretically can not re-enter senescence....

journal_title：Pigment cell & melanoma research

authors： Giuliano S,Ohanna M,Ballotti R,Bertolotto C

更新日期：2011-04-01 00:00:00

abstract：:The Dark brown (DB) mutation in chickens reduces expression of black eumelanin and enhances expression of red pheomelanin, but only in certain parts of the plumage. Here, we present genetic evidence that an 8.3-kb deletion upstream of the SOX10 transcription start site is the causal mutation underlying the DB phenotyp...

journal_title：Pigment cell & melanoma research

authors： Gunnarsson U,Kerje S,Bed'hom B,Sahlqvist AS,Ekwall O,Tixier-Boichard M,Kämpe O,Andersson L

更新日期：2011-04-01 00:00:00

abstract：:Oncogenic BRAF mutations are more frequent in cutaneous melanoma occurring at sites with little or moderate sun-induced damage than at sites with severe cumulative solar ultraviolet (UV) damage. We studied cutaneous melanomas from geographic regions with different levels of ambient UV radiation to delineate the relati...

journal_title：Pigment cell & melanoma research

authors： Bauer J,Büttner P,Murali R,Okamoto I,Kolaitis NA,Landi MT,Scolyer RA,Bastian BC

更新日期：2011-04-01 00:00:00

abstract：:From the onset of melanocyte specification from the neural crest, throughout their migration during embryogenesis and until they reside in their niche in the basal keratinocyte layer, melanocytes interact in dynamic ways with the extracellular environment of the growing embryo. To recognize and to adhere to their envi...

journal_title：Pigment cell & melanoma research

authors： Pinon P,Wehrle-Haller B

更新日期：2011-04-01 00:00:00

abstract：:We have previously shown that Wnt5A-mediated signaling can promote melanoma metastasis. It has been shown that Wnt signaling is antagonized by the protein Klotho, which has been implicated in aging. We show here that in melanoma cells, expressions of Wnt5A and Klotho are inversely correlated. In the presence of recomb...

journal_title：Pigment cell & melanoma research

authors： Camilli TC,Xu M,O'Connell MP,Chien B,Frank BP,Subaran S,Indig FE,Morin PJ,Hewitt SM,Weeraratna AT

更新日期：2011-02-01 00:00:00

abstract：:Hair pigmentation is one of the most conspicuous phenotypes in humans. Melanocytes produce two distinct types of melanin pigment: brown to black, indolic eumelanin and yellow to reddish brown, sulfur-containing pheomelanin. Biochemically, the precursor tyrosine and the key enzyme tyrosinase and the tyrosinase-related ...

journal_title：Pigment cell & melanoma research

authors： Ito S,Wakamatsu K

更新日期：2011-02-01 00:00:00

abstract：:While sunlight is important for life, ultraviolet radiation (UVR) can have harmful and mutagenic effects. This duality is particularly relevant to human skin, in which UVR both participates in evolutionarily important photochemical reactions yet may act as a potential carcinogen. UVR can upregulate production of melan...

journal_title：Pigment cell & melanoma research

authors： Liu JJ,Fisher DE

更新日期：2010-12-01 00:00:00

abstract：:The Wnt/beta-catenin signaling pathway is involved in the melanocyte differentiation and melanoma development. However, the effect of beta-catenin for dendrite formation has not been clearly elucidated yet in normal human epidermal melanocytes (NHEM). To investigate the effect of beta-catenin, we transduced NHEM with ...

journal_title：Pigment cell & melanoma research

authors： Kim JH,Sohn KC,Choi TY,Kim MY,Ando H,Choi SJ,Kim S,Lee YH,Lee JH,Kim CD,Yoon TJ

更新日期：2010-06-01 00:00:00

abstract：:Many melanoma cells are resistant to the anti-proliferative effect of all trans retinoic acid (ATRA). Retinoic Acid Receptor-beta2 (RAR-beta2) mediates the ATRA growth inhibition. We found a correlation between the anti-proliferative activity of ATRA and expression of RAR-beta2. There was not a strict correlation betw...

journal_title：Pigment cell & melanoma research

authors： Fan J,Eastham L,Varney ME,Hall A,Adkins NL,Chetel L,Sollars VE,Georgel P,Niles RM

更新日期：2010-06-01 00:00:00

abstract：:There are many techniques for evaluating melanosome transfer to keratinocytes but the spectrophotometric quantification of melanosomes incorporated by keratinocyte phagocytosis has not been previously reported. Here we describe a new method that allows the spectrophotometric visualization of melanosome uptake by norma...

journal_title：Pigment cell & melanoma research

authors： Ando H,Niki Y,Yoshida M,Ito M,Akiyama K,Kim JH,Yoon TJ,Lee JH,Matsui MS,Ichihashi M

更新日期：2010-02-01 00:00:00

abstract：:Neuregulin (NRG) signaling through the receptor tyrosine kinase, ERBB3, is required for embryonic development, and dysregulated signaling has been associated with cancer progression. Here, we show that NRG1/ERBB3 signaling inhibits melanocyte (MC) maturation and promotes undifferentiated, migratory and proliferative c...

journal_title：Pigment cell & melanoma research

authors： Buac K,Xu M,Cronin J,Weeraratna AT,Hewitt SM,Pavan WJ

更新日期：2009-12-01 00:00:00

abstract：:Hair color and skin color are frequently coordinated in mammalian species. To explore this, we have studied mutations in two different G protein coupled pathways, each of which affects the darkness of both hair and skin color. In each mouse mutant (Gnaq(Dsk1), Gna11(Dsk7), and Mc1r(e)), we analyzed the melanocyte dens...

journal_title：Pigment cell & melanoma research

authors： Van Raamsdonk CD,Barsh GS,Wakamatsu K,Ito S

更新日期：2009-12-01 00:00:00

abstract：:Oncogenic mutations in BRAF are common in melanoma and drive constitutive activation of the MEK/ERK pathway. To elucidate the transcriptional events downstream of (V600E)BRAF/MEK signalling we performed gene expression profiling of A375 melanoma cells treated with potent and selective inhibitors of (V600E)BRAF and MEK...

journal_title：Pigment cell & melanoma research

authors： Packer LM,East P,Reis-Filho JS,Marais R

更新日期：2009-12-01 00:00:00

abstract：:The presence of melanin pigment within the iris is responsible for the visual impression of human eye colouration with complex patterns also evident in this tissue, including Fuchs' crypts, nevi, Wolfflin nodules and contraction furrows. The genetic basis underlying the determination and inheritance of these traits ha...

journal_title：Pigment cell & melanoma research

authors： Sturm RA,Larsson M

更新日期：2009-10-01 00:00:00

abstract：:Metastatic melanoma is extremely refractory to existing chemotherapeutic drugs and bioimmune adjuvant therapies, and the life span of patients with metastatic melanoma is often measured in months. Understanding the mechanisms responsible for the development of tumor metastasis is critical for finding successful curati...

journal_title：Pigment cell & melanoma research

authors： Melnikova VO,Bar-Eli M

更新日期：2009-06-01 00:00:00

abstract：:Transcription factors initiate programs of gene expression and are catalysts in downstream molecular cascades that modulate a variety of cellular processes. Pax3 is a transcription factor that is important in the melanocyte and influences melanocytic proliferation, resistance to apoptosis, migration, lineage specifici...

journal_title：Pigment cell & melanoma research

authors： Kubic JD,Young KP,Plummer RS,Ludvik AE,Lang D

更新日期：2008-12-01 00:00:00

abstract：:NDRG2 (N-myc downstream-regulated gene 2) is a candidate tumor suppressor implicated in control of glioblastoma proliferation and dendritic cell differentiation. The microphthalmia-associated transcription factor (Mitf) plays a crucial role in the melanocyte lineage and in melanoma by controlling survival, differentia...

journal_title：Pigment cell & melanoma research

authors： Kim A,Yang Y,Lee MS,Yoo YD,Lee HG,Lim JS

更新日期：2008-12-01 00:00:00

abstract：:Melanoma incidence continues to rise at an alarming rate while effective systemic therapies remain very limited. Microphthalmia-associated transcription factor (MITF) is required for development of melanocytes and is an amplified oncogene in a fraction of human melanomas. Microphthalmia-associated transcription factor...

journal_title：Pigment cell & melanoma research

authors： Yokoyama S,Feige E,Poling LL,Levy C,Widlund HR,Khaled M,Kung AL,Fisher DE

更新日期：2008-08-01 00:00:00

abstract：:Zebrafish respond to visual stimuli to adapt their body colour to the background. If, rather than being a simple on/off reaction to visual stimulation, the colour change involves cognitive and memory-related processes, training fish with cyclical changes of the background would be expected to increase its ability to c...

journal_title：Pigment cell & melanoma research

authors： Hatamoto K,Shingyoji C

更新日期：2008-06-01 00:00:00

abstract：:The protease-activated receptor-2 (PAR-2) is a seven transmembrane G-protein-coupled receptor that could be activated by serine protease cleavage or by synthetic peptide agonists. We showed earlier that activation of PAR-2 with Ser-Leu-Ile-Gly-Arg-Leu-NH(2) (SLIGRL), a known PAR-2 activating peptide, induces keratinoc...

journal_title：Pigment cell & melanoma research

authors： Lin CB,Chen N,Scarpa R,Guan F,Babiarz-Magee L,Liebel F,Li WH,Kizoulis M,Shapiro S,Seiberg M

更新日期：2008-04-01 00:00:00

abstract：:The 4th international melanoma congress of the Society for Melanoma Research (SMR), organized by Marianne Berwick (University of New Mexico), Paul Chapman (Memorial Sloan-Kettering Cancer Center), Rene Gonzalez (University of Colorado) and Ze'ev Ronai (Burnham Institute), was held at the Marriott Hotel in downtown New...

journal_title：Pigment cell & melanoma research

authors： Fisher DE,Medrano EE,McMahon M,Soengas MS,Schuchter L,Wolchok JD,Merlino G

更新日期：2008-02-01 00:00:00