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Showing 1 to 12 of 35 entries
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Changes in the distribution of melanophores and xanthophores inTriturus alpestris embryos during their transition from the uniform to banded pattern.

Wilhelm Roux's archives of developmental biology

Epperlein HH, Claviez M.
PMID: 28305417
Wilehm Roux Arch Dev Biol. 1982 Jan;191(1):5-18. doi: 10.1007/BF00848541.

The change in distribution of melanophores from stage 28+ (uniform melanophore pattern) to stage 34 (banded melanophore pattern) and the participation of xanthophores in these changes has been investigated inTriturus alpestris embryos by studying the social behaviour of single...

Chinese Medicinal Leech: Ethnopharmacology, Phytochemistry, and Pharmacological Activities.

Evidence-based complementary and alternative medicine : eCAM

Dong H, Ren JX, Wang JJ, Ding LS, Zhao JJ, Liu SY, Gao HM.
PMID: 27274755
Evid Based Complement Alternat Med. 2016;2016:7895935. doi: 10.1155/2016/7895935. Epub 2016 May 04.

Hirudo (Shuizhi in Chinese) is an important Chinese medicine, which possesses many therapeutic properties for the treatment of the cerebral hemorrhage and other thrombosis-related diseases. The phytochemical investigation gave more than 51 compounds including pteridines, phosphatidylcholines, glycosphingolipids, and sterols,...

Pteridines and Gene Homologies in the Eye Color Mutants of DROSOPHILA HYDEI and DROSOPHILA MELANOGASTER.

Genetics

Gregg TG, Smucker LA.
PMID: 17248279
Genetics. 1965 Nov;52(5):1023-34. doi: 10.1093/genetics/52.5.1023.

No abstract available.

PTERIDINES IN PHOTOSYNTHESIS-AN ARTIFACT OF PAPER CHROMATOGRAPHY.

Proceedings of the National Academy of Sciences of the United States of America

Fuller RC, Anderson IC, Nathan HA.
PMID: 16590231
Proc Natl Acad Sci U S A. 1958 Jun;44(6):518-9. doi: 10.1073/pnas.44.6.518.

No abstract available.

Use of a Pteridine Moiety to Track DNA Uptake in Cells.

Pteridines

Costa JA, Leal-Pinto E, Henderson SC, Zabel T, Hawkins ME, Hanss B.
PMID: 24465092
Pteridines. 2013 Aug;23(1):81-89. doi: 10.1515/pteridines.2012.23.1.81.

Fluorescence labeled oligonucleotides have a long history of being used to monitor nucleic acid transport and uptake. However, it is not known if the fluorescent moiety itself physically limits the number of pathways that can be used by the...

Mood Worsening on Days with High Pollen Counts is associated with a Summer Pattern of Seasonality.

Pteridines

Akram F, Jennings TB, Stiller JW, Lowry CA, Postolache TT.
PMID: 31631951
Pteridines. 2019 Feb;30(1):133-141. doi: 10.1515/pteridines-2019-0016. Epub 2019 Aug 23.

BACKGROUND: Summer/spring-type seasonal affective disorder (S-SAD) is the less common subtype of seasonal affective disorder and evidence regarding potential triggers of S-SAD is scarce. Recent reports support association of airborne-pollen with seasonal exacerbation of depression (mood seasonality) and timing...

Establishing pteridine metabolism in a progressive isogenic breast cancer cell model.

Metabolomics : Official journal of the Metabolomic Society

Rasmussen L, Foulks Z, Burton C, Shi H.
PMID: 34919200
Metabolomics. 2021 Dec 17;18(1):2. doi: 10.1007/s11306-021-01861-9.

INTRODUCTION: Pteridines include folate-derived metabolites that have been putatively associated with certain cancers in clinical studies. However, their biological significance in cancer metabolism and role in cancer development and progression remains poorly understood.OBJECTIVES: The purpose of this study was...

Plasma soluble P-selectin correlates with triglycerides and nitrite in overweight/obese patients with schizophrenia.

Pteridines

Bourassa KA, Postolache TT, Dagdag A, Fuchs D, Okusaga OO.
PMID: 32982068
Pteridines. 2020 Jan;31(1):61-67. doi: 10.1515/pteridines-2020-0012. Epub 2020 May 23.

BACKGROUND: Soluble P-selectin (sP-selectin) is associated with risk factors for cardiovascular disease (CVD) but this association has not been evaluated in patients with schizophrenia. This study primarily evaluated the association of sP-selectin with plasma lipids and nitrite (NOMETHODS: One-hundred...

No evidence for airborne transmission of .

Pteridines

Wadhawan A, Hill DE, Dagdag A, Mohyuddin H, Donnelly P, Jones JL, Postolache TT.
PMID: 31649420
Pteridines. 2018 Feb;29(1):172-178. doi: 10.1515/pteridines-2018-0015. Epub 2018 Dec 31.

METHODS: Wo collected environmental dust samples from an area with a reportedly high RESULTS: Only one pig seroconverted. However, bioassay of pig heart tissue further inoculated into mice showed no evidence of CONCLUSIONS: No evidence of airborne transmission was...

Pigment cell differentiation in the fire-bellied toad, Bombina orientalis. I. Structural, chemical, and physical aspects of the adult pigment pattern.

Journal of morphology

Frost SK, Robinson SJ.
PMID: 30029563
J Morphol. 1984 Mar;179(3):229-242. doi: 10.1002/jmor.1051790303.

Wild-collected adults of Bombina orientalis are bright green dorsally and red to red-orange ventrally. As a prelude to an analysis of the differentiation of pigment cells in developing B. orientalis, we describe structural and chemical aspects of the fully...

Seasonality of blood neopterin levels in the Old Order Amish.

Pteridines

Mohyuddin H, Georgiou P, Wadhawan A, Daue ML, Brenner LA, Gragnoli C, Saunders EFH, Fuchs D, Lowry CA, Postolache TT.
PMID: 29657362
Pteridines. 2017;28(3):163-176. doi: 10.1515/pterid-2017-0020. Epub 2017 Dec 02.

Seasonal changes in non-human animals and seasonal affective disorder (SAD) in humans are associated with immune activation in winter relative to summer. We intended to measure seasonal variation in neopterin, a marker of cellular immunity, and its interactions with...

Pteridines and affective disorders.

Acta neuropsychiatrica

Hoekstra R, Fekkes D.
PMID: 26984153
Acta Neuropsychiatr. 2002 Jun;14(3):120-6. doi: 10.1034/j.1601-5215.2002.140305.x.

The pteridine tetrahydrobiopterin (BH4) is an essential cofactor in the biosynthesis of dopamine, (nor)epinephrine, serotonin and nitric oxide (NO). Furthermore, BH4 has a direct influence on release mechanisms of these neurotransmitters and on serotonin receptor binding activity immunology. The...

Showing 1 to 12 of 35 entries