Research Article

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05/11/2010
Dreb gene; Drought; Gene expression; Glycine max; Quantitative PCR; Water deficit

We determined the expression levels of DREB transcription factor (Gmdreb1) and of the genes Gmgols, Gmpip1b, Gmereb, and Gmdefensin in drought-tolerant (MG/BR46-Conquista) and drought-sensitive (BR16) genotypes of soybean, during drought. The trial was carried out in a controlled-environment chamber, set up to provide drought conditions. ... more

R. Stolf-Moreira; M.E. Medri; N. Neumaier; N.G. Lemos; R.L. Brogin; F.C. Marcelino; M.C.N. de Oliveira; J.R.B. Farias; R.V. Abdelnoor; A.L. Nepomuceno
02/02/2010
Gallus; Gene expression; Skeletal muscle; Tissue-specific expression

Macro- and microarrays are well-established technologies to determine gene functions through repeated measurements of transcript abundance. We constructed a chicken skeletal muscle-associated array based on a muscle-specific EST database, which was used to generate a tissue expression dataset of ~4500 chicken genes across 5 adult tissues (skeletal muscle, heart, liver, brain, and skin). ... more

E.C. Jorge; C.M.R. Melo; M.F. Rosário; J.R.S. Rossi; M.C. Ledur; A.S.A.M.T. Moura; L.L. Coutinho
12/11/2013
Bone marrow mesenchymal stem cells; Gene expression; Induced differentiation; Osteoblasts; Sodium β-glycerophosphate

The aim of this study was to observe the dynamic expression of osteopontin, type I collagen, and osteocalcin genes during the differentiation of bone marrow mesenchymal stem cells (BMSCs) into osteoblasts and confirm whether BMSCs can differentiate and mature into osteoblasts. A healthy, 2-month-old Altay tailed sheep was obtained, and 10 mL bone marrow was extracted from the posterior ... more

Y. Hu; X.X. Tang; H.Y. He
12/11/2013
Bovine; Calcium; Gene expression; Kidney

In order to better understand vitamin D3 in cattle metabolism, we quantified 1alpha-HYD and 24-HYD gene expression. In the kidneys of 35 male Nellore cattle, these were divided into a control group and two treatment groups (2 x 106 international units of vitamin D3 administered for 2 or 8 consecutive days pre-slaughter). Vitamin D3 ... more

L.R. Rezende; E.F. Delgado; A.R.L. Júnior; G. Gasparin; E.C. Jorge; G.B. Mourão; L.L. Coutinho
12/04/2013
Fat thickness; Gene expression; Tenderness

Calpastatin (CAST) is an endogenous calpain inhibitor and its main function is to modulate the proteolytic action of enzymes responsible for post-mortem myofibril deterioration. The myostatin gene (GDF-8) acts as a negative regulator of skeletal muscle growth. The expression of these two genes, as well as their interaction, affects the quality of the meat, especially the tenderness ... more

A. Bagatoli; E. Gasparino; M.A.M. Soares; R.M. Amaral; F.A.F. Macedo; D.M. Voltolini; A.P. Del Vesco
11/26/2013
Animal models; Calcification; Gene expression; Hybridizations; Reversibility

This study investigated the alteration of gene expression profiles in order to gain a deeper understanding into the molecular mechanism involved in different processes of vascular calcification (VC). Sprague Dawley (SD) rats were injected with 300,000 μg/kg vitamin D3 and gavaged with 25 mg/kg nicotine for 8 or 16 weeks to create 8- and 16-week VC calcification groups. ... more

Z.M. Jiang; X.J. Wu; Y. Liu; X.H. Du; S.J. Shen; L.Y. Xu; W.X. Sun
11/18/2013
Gene expression; Hepatocellular carcinoma; Laser capture microdissection; Microarray

The aim of this study was to identify genomic aberrations in hepatocellular carcinoma (HCC) by using laser capture microdissection (LCM) combined with microarray analysis. Samples were procured by LCM from HCC and patient-matched normal liver tissue surgically resected from 4 patients. RNA was isolated from the samples and reverse transcribed into cDNA. After 2-cycle linear amplification and 2 ... more

Y.M. Wei; Y.Y. Li; Y.C. Zhang; Y.Q. Nie
11/26/2013
Alcohol preference; Atf2; Candidate; Gene expression; QTL

In prior work, congenic strains carrying the DBA/2Igb (D2) region of chromosome 2 (Chr2) for alcohol preference were bred onto a C57BL/6Ibg (B6) background and as predicted were found to reduce voluntary consumption. Subsequently, interval-specific congenic recombinant strains (ISCRS) were generated and also tested. These ISCRS strains reduced the quantitative trait loci (QTL) interval to ... more

L.S. Wang; Y. Jiao; Y. Huang; X.Y. Liu; G. Gibson; B. Bennett; K.M. Hamre; D.W. Li; H.Y. Zhao; J. Gelernter; H.R. Kranzler; L.A. Farrer; L. Lu; Y.J. Wang; W.K. Gu
10/18/2013
Free amino acids; Gene expression; performance; Pigs; Protein-bound

Free amino acids (AA) appear to be absorbed faster than protein-bound AA (PB-AA). We conducted an experiment to assess the effect of feeding pigs with a partially free (F-AA) or totally PB-AA diet on expression of selected genes and performance of pigs. The expression of cationic AA transporters b0,+ and CAT-1 in intestinal mucosa, liver, and longissimus (LM) and ... more

A. Morales; F. Grageola; H. García; A. Araiza; R.T. Zijlstra; M. Cervantes
09/27/2013
Gene expression; Histone acetylation; Human testicular interstitial gene; RNF148

Multiple genes are restrictively expressed in mammalian testicular tissues, and they play important roles in the complex process of spermatogenesis. Investigation of these genes and their expression regulation mechanisms is valuable to elucidate the molecular process of spermatogenesis. In this study, we identified a novel human gene, ring finger protein 148 (RNF148) that is ... more

Y.Q. Liu; D.C. Tao; S.Y. Liao; Y. Yang; Y.X. Ma; S.Z. Zhang

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