Will this shut down the protests or will it trigger more people to step forward? Al Jazeera:
An activist said security forces had lists of people they wanted and carried out house-to-house searches.
"They also set up roadblocks at which they made further arrests. More than 150 people were detained in all," the activist said.
Al Jazeera was unable to verify independently the accounts of the crackdown.
In another Damascus suburb, Douma, many men were taken from their houses by security forces making rounds from one house to another, a resident told Al Jazeera, adding that children as young as 14 years old were arrested.
