Response of the adipose tissue transcriptome to dihydrotestosterone in mice. Export

@article{citeulike:5915402, abstract = {Androgens have been postulated to be important modulators of adipose tissue metabolism and fat cell function. In the present study, we investigated the response of male and female mice retroperitoneal adipose tissue to the nonaromatizable androgen dihydrotestosterone (DHT). Adipose tissue samples were obtained in gonadectomized animals treated with vehicle (control group), or injected with 0.1 mg DHT 1, 3, 6, 12, 18, and 24 h prior to necropsy. Fourteen animals were pooled at each time point (total 196 animals). Transcripts that were significantly modulated were considered as androgen-responsive genes. Quantitative real-time RT-PCR was used to confirm results from the microarray analysis in a subset of 46 probe sets in male mice and 98 probe sets in female mice. Considering peak time vs. control, we confirmed 74.0 and 63.3\% of the modulated genes by PCR in males and females, respectively. Four genes were significantly stimulated in a similar manner by DHT in both sexes, namely metallothionein 1, growth arrest and DNA-damage-inducible 45 gamma, cyclin-dependent kinase inhibitor 1A, and fk506-binding protein 5. All these genes appear to be involved in the regulation of adipocyte differentiation/proliferation and adipogenesis. In conclusion, this study, which evaluated the acute transcriptome response of adipose tissue to DHT in male and female mice, suggests that DHT consistently modulates genes involved in the regulation of adipogenesis in retroperitoneal adipose tissue of both male and female animals.}, author = {Zhang, Yonghua and Calvo, Ezequiel and Martel, C\'{e}line and Luu-The, Van and Labrie, Fernand and Tchernof, Andr\'{e}}, citeulike-article-id = {5915402}, citeulike-linkout-0 = {http://dx.doi.org/10.1152/physiolgenomics.00257.2007}, citeulike-linkout-1 = {http://view.ncbi.nlm.nih.gov/pubmed/18728228}, citeulike-linkout-2 = {http://www.hubmed.org/display.cgi?uids=18728228}, day = {12}, doi = {10.1152/physiolgenomics.00257.2007}, issn = {1531-2267}, journal = {Physiological genomics}, keywords = {adipose, transcripts}, month = {November}, number = {3}, pages = {254--261}, posted-at = {2009-10-09 10:37:19}, priority = {2}, title = {Response of the adipose tissue transcriptome to dihydrotestosterone in mice.}, url = {http://dx.doi.org/10.1152/physiolgenomics.00257.2007}, volume = {35}, year = {2008} }

TY - JOUR ID - citeulike:5915402 L3 - citeulike-article-id:5915402 N2 - Androgens have been postulated to be important modulators of adipose tissue metabolism and fat cell function. In the present study, we investigated the response of male and female mice retroperitoneal adipose tissue to the nonaromatizable androgen dihydrotestosterone (DHT). Adipose tissue samples were obtained in gonadectomized animals treated with vehicle (control group), or injected with 0.1 mg DHT 1, 3, 6, 12, 18, and 24 h prior to necropsy. Fourteen animals were pooled at each time point (total 196 animals). Transcripts that were significantly modulated were considered as androgen-responsive genes. Quantitative real-time RT-PCR was used to confirm results from the microarray analysis in a subset of 46 probe sets in male mice and 98 probe sets in female mice. Considering peak time vs. control, we confirmed 74.0 and 63.3% of the modulated genes by PCR in males and females, respectively. Four genes were significantly stimulated in a similar manner by DHT in both sexes, namely metallothionein 1, growth arrest and DNA-damage-inducible 45 gamma, cyclin-dependent kinase inhibitor 1A, and fk506-binding protein 5. All these genes appear to be involved in the regulation of adipocyte differentiation/proliferation and adipogenesis. In conclusion, this study, which evaluated the acute transcriptome response of adipose tissue to DHT in male and female mice, suggests that DHT consistently modulates genes involved in the regulation of adipogenesis in retroperitoneal adipose tissue of both male and female animals. IS - 3 JF - Physiological genomics SN - 1531-2267 EP - 261 TI - Response of the adipose tissue transcriptome to dihydrotestosterone in mice. VL - 35 SP - 254 KW - adipose KW - transcripts AU - Zhang, Yonghua AU - Calvo, Ezequiel AU - Martel, Céline AU - Luu-The, Van AU - Labrie, Fernand AU - Tchernof, André PY - 2008/11/12/ UR - http://dx.doi.org/10.1152/physiolgenomics.00257.2007 ER -