Beating Of The Heart: Differentially Regulated In The Upper And Lower Chambers Rodolphe Fischmeister and colleagues, at INSERM UMR-S 769, France, have provided evidence that the contraction of the two regions of the heart, the atria and the ventricles, is differentially regulated. The contraction phase of the heart beat is controlled by several pathways, including one initiated by stimulation of cell surface proteins known as beta-adrenergic receptors.
Source: www.medicalnewstoday.comNASCAR Driver Races Against Patients At Children's Hospital Children's Miracle Network, an international non-profit organization that raises funds for children's hospitals, teamed up with Stanley Tools and NASCAR Sprint Cup Series driver Elliott Sadler at Sparrow Hospital in Lansing, Mich. Sparrow is a Children's Miracle Network hospital.
Source: www.medicalnewstoday.com
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