Health stocks were dragging at the start of the week, with the Nasdaq and Amex biotechnology indices down 0.7% and 1.7%, respectively.

Among individual stocks, notable movers were:

StemCells

(STEM)

, up 29.1% at $2.26

Eurand N.V.

(EURX)

, up 14% at $10.27

Geron

(GERN) - Get Report

, up 11% at $4.46

Simcere

(SCR)

, up 9.4% at $7.90

AMAG Pharmaceuticals

(AMAG) - Get Report

, down 17.1% at $20.65

XenoPort

(XNPT)

, down 14% at $34

Life Sciences Research

(LSR)

, down 12.4% at $12.84

Pain Therapeutics

(PTIE)

, down 11.1% at $7.65

Merck

(MRK) - Get Report

, down 4.2% at $27.71

This article was written by a staff member of TheStreet.com.