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Third Wave's Shares Drop 10 Percent

Shares in Third Wave Technologies declined 10 percent for the five-day trading period ended Tuesday. The firm filed a countersuit against Digene last week in a patent dispute over HPV molecular diagnostics (see related article).
 
Bruker BioSciences led the five firms in the BCW Index that gained ground for the week, rising 7.2 percent.
 
Overall, the Index dropped 1.37 percent. In comparison, the Dow Jones Industrial Average declined .1 percent, the Nasdaq fell .9 percent, and the Nasdaq Biotech Index dropped 3.3 percent.

 
 
BioCommerce Week Index of Diversified
Molecular Biology Tool Companies
Company
Ticker
Closing Price (March 6, 2007)
Starting Price Jan. (Feb. 27, 2007)
% change
Affymetrix
AFFX
26.67
25.94
2.81
Agilent
A
30.83
32.15
-4.11
Applied Biosystems
ABI
29.86
31.15
-4.14
Beckman
BEC
64.39
64.74
-0.54
Becton Dickinson
BDX
74.52
74.75
-0.31
Bio-Rad
BIO
70.62
71.76
-1.59
Bruker
BRKR
9.64
8.99
7.23
Caliper
CALP
5.9
5.99
-1.50
Cepheid
CPHD
8.01
8.27
-3.14
Illumina
ILMN
31.2
33.64
-7.25
Invitrogen
IVGN
62.42
64.35
-3.00
Luminex
LMNX
14.01
14.07
-0.43
Millipore
MIL
72.03
71.68
0.49
Molecular Devices
MDCC
35.25
35.26
-0.03
PerkinElmer
PKI
23.17
23.69
-2.20
Qiagen
QGEN
15.94
16.48
-3.28
Sequenom
SQNM
4.1
4.1
0.00
Sigma-Aldrich
SIAL
40.45
41.35
-2.18
Stratagene
STGN
8.5
8.47
0.35
Thermo
TMO
44.83
45.59
-1.67
Third Wave
TWTI
4.91
5.46
-10.07
Waters
WAT
54.65
54.15
0.92
BCW Index Average
33.27
33.73
-1.37
The Scan

Interfering With Invasive Mussels

The Chicago Tribune reports that researchers are studying whether RNA interference- or CRISPR-based approaches can combat invasive freshwater mussels.

Participation Analysis

A new study finds that women tend to participate less at scientific meetings but that some changes can lead to increased involvement, the Guardian reports.

Right Whales' Decline

A research study plans to use genetic analysis to gain insight into population decline among North American right whales, according to CBC.

Science Papers Tie Rare Mutations to Short Stature, Immunodeficiency; Present Single-Cell Transcriptomics Map

In Science this week: pair of mutations in one gene uncovered in brothers with short stature and immunodeficiency, and more.