Novel small expressed microRNA molecules associated with physiological regulatory mechanisms and particularly in developmental control are provided herein. More particularly, the present invention relates to microRNA molecules that suppress cancerous cell growth and other cancer-related disorders by suppressing tumor promoting factors such as, for example, Ubc9. Further, it is contemplated that the use of the microRNA molecules hereof will improve the diagnoses, prevention and/or treatment and also the identification and development of pharmaceuticals that are effective in connection with cancer cell growth.
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