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Showing images 51-60 out of 1751 images.
Click to go to page: [ 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 ]

Chromatograms of 16 PAHs Standards,6 Substitute Standards and PM2.5 Sample

Chromatograms of 16 PAHs Standards,6 Substitute Standards and PM2.5 Sample
1cm2 is cutted out from PM2.5 sample for OC/EC, then add enough substitute to the rest, and extract 16 PAHs by temperature controlled ultrasonic extraction. Concentrate the extraction to less than 1ml...

Contact: Hongshuai Zhao, Baoxian Liu
zhs198069@163.com
Chinese Journal of Analytical Chemistry

In the Mixed Solution Containing Estrone (E1)and β-Estradiolin (E2), E2 Transported

In the Mixed Solution Containing Estrone (E1)and β-Estradiolin (E2), E2 Transported
In the mixed solution containing estrone (E1)and β-estradiolin (E2), E2 transported through the aptamer modified nanochannels membrane (pore diameter was ca. 20 nm) fast than estrone due to the ...

Contact: Shansheng Huang
sshuang@shnu.edu.cn
Chinese Journal of Analytical Chemistry

Rescue of Alzheimer's memory deficit achieved by reducing 'excessive inhibition'

Rescue of Alzheimer's memory deficit achieved by reducing 'excessive inhibition'
A new drug target to fight Alzheimer's disease has been discovered by a research team led by Gong Chen at Penn State University that also has potential for development as a novel diagnostic tool for ...

Contact: Barbara K. Kennedy
science@psu.edu
814-863-4682
Penn State

Powdery Mildew Infected Leaves

Powdery Mildew Infected Leaves
Petri dish with powdery mildew infected leaves of Plantago lanceolata.

Contact: Natasha Pinol
scipak@aaas.org
202-326-6440
American Association for the Advancement of Science

Anxious Crayfish Can Be Treated Like Humans

Anxious Crayfish Can Be Treated Like Humans
A crayfish entering a light arm.

Contact: Natasha Pinol
scipak@aaas.org
202-326-6440
American Association for the Advancement of Science

Genetic Diversity of Mexican Populations

Genetic Diversity of Mexican Populations
The genetic diversity of Mexican populations is reflected in the composition of chromosomes of mixed ancestry throughout Mexico.

Contact: Natasha Pinol
scipak@aaas.org
202-326-6440
American Association for the Advancement of Science

Dinosaurs: Not Too Fast, Not Too Slow

Dinosaurs: Not Too Fast, Not Too Slow
Energy use in dinosaurs and other vertebrates.

Contact: Natasha Pinol
scipak@aaas.org
202-326-6440
American Association for the Advancement of Science

Lunar Breccia

Lunar Breccia
A breccia is a rock that is composed of other rock fragments. On the lunar surface, the main process for fragmentation is meteorite impacts.

Contact: Natasha Pinol
scipak@aaas.org
202-326-6440
American Association for the Advancement of Science

Japanese Sea Catfish

Japanese Sea Catfish
Photo of a single Japanese sea catfish, Plotosus japonicus.

Contact: Natasha Pinol
scipak@aaas.org
202-326-6440
American Association for the Advancement of Science

Gansu Alpine Wool Sheep

Gansu Alpine Wool Sheep
A flock of female Gansu alpine wool sheep, in Zhangye, Gansu province, China.

Contact: Natasha Pinol
scipak@aaas.org
202-326-6440
American Association for the Advancement of Science

Showing images 51-60 out of 1751 images.
    Click to go to page: [ 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 ]