The xylose fermentation capability of an industrainl Saccharomyces cerevisiae strain was enhanced by adaptive evolution. Eight homozygots were generated by tetrads dissection.
Comparative transcriptomes reveal novel evolutionary strategies adopted by Saccharomyces cerevisiae with improved xylose utilization capability.
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View SamplesThe molecular basis for glucose and xylose fermentation by industrial Saccharomyces cerevisiae is of interest to promote bioethanol production
Transcriptomes of a xylose-utilizing industrial flocculating Saccharomyces cerevisiae strain cultured in media containing different sugar sources.
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View SamplesPlant microRNAs (miRNAs) act as negative regulators of gene expression by slicing target transcripts or inhibiting the translation, and a number of miRNAs play important roles in development. In order to investigate the potential function of miRNAs during male gametogenesis in rice, we obtained both gene and small RNA expression profiles by combining Affymetrix microarray and high-throughput sequencing technologies. In genome-scale, we compared arrays and sRNA-Seq datasets in different stages/organs of rice by applying computational and statistical approaches.
MicroRNA profiles and their control of male gametophyte development in rice.
Specimen part
View SamplesAdipogenesis participates in many physiological and pathological processes such as obesity and diabetes, and is regulated by a series of precise molecular events. However, the molecules involved in this regulation have not been fully characterized.
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Sex, Specimen part
View SamplesAmeloblast differentiation is the most critical stepwise process in amelogenesis, and it is controlled by precise molecular events. To better understand the mechanism controlling pre-ameloblasts (PABs) differentiation into secretory ameloblasts (SABs), a more precise identification of molecules and signaling networks will elucidate the mechanisms governing enamel formation and lay a foundation for enamel regeneration.
Cell cycle control, DNA damage repair, and apoptosis-related pathways control pre-ameloblasts differentiation during tooth development.
Specimen part
View SamplesTo investigate the potential function of miRNAs during male gametogenesis in rice, we first obtained gene expression profiles by using Affymetrix microarray technologies. In genome-scale, we found a common characteristic shared by rice and Arabidopsis, which vast of genes are down regulated from Pb to Pc stage. next, a total of 13363 genes were detected during the gametophyte development in rice, which contains 2925 pollen-enriched/-specific genes including 107 transcription factors. We also analyzed the microarray-based expression patterns of genes in miRNA pathways, and found 3 pollen-specific AGO genes (AGO12, AGO13 and AGO17).
MicroRNA profiles and their control of male gametophyte development in rice.
Specimen part
View SamplesBranching morphogenesis is a basic way of the kinds of complex organs’ development including lungs, kidneys, thyroid glands and salivary glands.1 Submandibular gland (SMG) development is a classic model to reveal the mechanism of branching morphogenesis and it also provides novel approaches to tissue engineering for salivary glands regenerating or for creating artificial salivary glands.And for murine salivary glands’ development, two main components are formed, epithelial and mesenchyme. The elongation and branch of epithelial make up the main process of its development which supported by mesenchymal secretion.This processes are controlled by many factors like growth factors, hormones and miRNAs etc.567 All these factors play different roles in the branching morphogenesis of mouse salivary glands. Transforming growth factor β1 (TGF-β1) is a pivotal factor of them and it has a huge impact on SMG development through its action on the mesenchyme.
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Specimen part
View SamplesOur previous study implied a correlation of inhibitors of differentiation-1 (Id-1) to cervical cancer development. However, how Id-1 contributes to cervical carcinogenesis is unknown. In the present study, we investigated the role of Id-1 in transforming cervical cells with an in vitro transformation model. The human papillomavirus (HPV) immortalized cervical epithelial cells (H8) were successfully transformed by exposure to the carcinogen N-nitrosopyrrolidine (NPYR). The results showed that both Id-1 RNA and protein expression were significantly increased in transformed H8 cells, suggesting a possible role of Id-1 in cervical cell transformation. Ectopic expression of Id-1 in H8 cells potentiated NPYR-induced cell transformation. In contrast, silencing of Id-1 suppressed NPYR-induced H8 cell transformation. A cDNA microarray assay was performed, which identified suggested potential cell signaling pathways for NPYR-induced H8 cell transformation. The results suggest that Id-1 plays an oncogenic role in the cervix, which sheds light on cervical cancer development and implies potential target for cervical cancer prevention and therapy.
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Specimen part, Cell line, Treatment
View SamplesPrevious studies indicated TCAB1, also known as WRAP53, had oncogenic feature in a certain extend. However, there is none direct study on the function of TCAB1 in tumorigenesis and development of head and neck cancers. First of all, we verified the function of TCAB1 in head and neck cancers. Knockdown TCAB1 would inhibit cell proliferation in Vitro as well as in Vivo, meanwhile, depletion TCAB1 would decrease the invasion potential of OSCC Cal-27 cells. cDNA microarray analysis showed many pathways and factors associated with occurrence and development of carcinomas were implicated in this process. Our study indicated TCAB1 might be a potential target for prognosis and therapy in head and neck cancers.
TCAB1: a potential target for diagnosis and therapy of head and neck carcinomas.
Specimen part, Treatment
View SamplesThe fungal pathogen Fusarium moniliforme causes ear rot in maize. Ear rot in maize is a destructive disease globally caused by Fusarium moniliforme , due to decrease of grain yield and increase of risks in raising livestock by mycotoxins production. Plants have developed various defense pathways to cope with pathogens.
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Specimen part
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