By By Greta McClain Oct 5, 2014 in World As Islamic State (IS) forces continue to advance towards the Syrian town of Kobane, a female Kurdish fighter launched a suicide bomb attack against IS fighters. "The operation caused deaths, but there is no confirmed number." The attack came as IS fighters advanced to just one kilometer from the town, with IS forces taking control of the southern part of Mishtenur hill . Fighting in and around the town of Kobane has been fierce over the last few days, as Kurdish forces, including many women, desperately try and prevent IS forces from entering the town. In a Rahman An estimated 186,000 Kurds have fled Kobane, seeking refuge across the Turkish border after IS forces began their assault on the town on September 16th of this year. Rami Abdel Rahman, director of Syrian Observatory for Human Rights, told reporters that the woman detonated the bomb at an ISIS held position east of Kobane, killing herself and several IS forces. Rahman could not provide a definitive number of IS members killed or wounded, instead simply saying The attack came as IS fighters advanced to just one kilometer from the town, with IS forces taking control of the southern part of Mishtenur hill .Fighting in and around the town of Kobane has been fierce over the last few days, as Kurdish forces, including many women, desperately try and prevent IS forces from entering the town. In a video taken by Kurdish fighters, loud cheers can be heard as a rocket launched by People's Protection Units (YPG) forces destroy an IS tank.Rahman reports that at least 33 IS fighters and 23 of the town's Kurdish defenders were killed Saturday during the intense fighting.An estimated 186,000 Kurds have fled Kobane, seeking refuge across the Turkish border after IS forces began their assault on the town on September 16th of this year. More about Syria, Kurdish Woman, Kurds, Suicide bomber, Islamic state More news from Syria Kurdish Woman Kurds Suicide bomber Islamic state Is Isis ISIL