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- Genes, Vol. 2, Pages 360-373: A Reverse Transcriptase-Dependent Mechanism Is Essential for Murine Preimplantation Development
- QuarkXPress 9.0 - Desktop publishing solution, demo available.. (Demo)
- France suspends three-strikes copyright law after massive data-leak
- Kingdom Conquest - iPhone - Screenshots
- Tales of Graces f - PS3 - Screenshots
- Molecules, Vol. 16, Pages 4097-4103: Synthesis of the Key Intermediate of Coenzyme Q10
- Game Outback airmail : 18/05/2011
- Game Maximum rotation : 18/05/2011
- Game Zombies city of the dead : 18/05/2011
- Game The Math Square : 18/05/2011
- Game Phantom mansion 2 : 18/05/2011
- Game Ya-dancer : 18/05/2011
- Game Insect chase : 18/05/2011
- Game Hau den dax : 18/05/2011
- Game Answering machine : 18/05/2011
- Game Yummi pumpkin cake : 18/05/2011
- Game Bowling mania : 18/05/2011
- Game Choppa poppa : 18/05/2011
- Game Illuminati Pinball : 18/05/2011
- Game Piglets Band : 18/05/2011
Posted: 18 May 2011 12:00 AM PDT LINE-1 (Long Interspersed Nuclear elements) and HERVs (Human Endogenous Retroviruses) are two families of retrotransposons which together account for about 28% of the human genome. Genes harbored within LINE-1 and HERV retrotransposons, particularly that encoding the reverse transcriptase (RT) enzyme, are generally expressed at low levels in differentiated cells, but their expression is up-regulated in embryonic tissues and transformed cells. Here we review evidence indicating that the LINE-1-encoded RT plays regulatory roles in early embryonic development. Indeed, antisense-mediated inhibition of expression of a highly expressed LINE-1 family in mouse zygotes caused developmental arrest at the two- or four-cell embryo stages. Development is also arrested when the embryo endogenous RT activity is pharmacologically inhibited by nevirapine, an RT inhibitor currently employed in AIDS treatment. The arrest of embryonic development is irreversible even after RT inhibition is removed and it is associated with subverted gene expression profiles. These data indicate an early requirement for LINE-1-encoded RT to support early developmental progression. Consistent with this, recent findings indicate that a reverse transcription wave is triggered in the zygote a few hours after fertilization and is propagated at least through the first two rounds of cell division. On the whole these findings suggest that reverse transcription is strictly required in early embryos as a key component of a novel RT-dependent mechanism that regulated the proper unfolding of the developmental program. |
QuarkXPress 9.0 - Desktop publishing solution, demo available.. (Demo) Posted: 18 May 2011 03:06 AM PDT With QuarkXPress, you can communicate in all the ways you need to and always look professional in print and digital media, all in a single tool. Features include:
Mac OS X 10.5.8 or later, 1GB RAM (2GB recommended). Download Now |
France suspends three-strikes copyright law after massive data-leak Posted: 18 May 2011 01:08 AM PDT TMG, a private contractor that administers France's HADOPI copyright system, has been hacked, resulting in a temporary suspension of HADOPI. Under HADOPI, people who use an Internet connection where one or more users have been accused of multiple acts of copyright infringement lose their Internet access for a year. TMG was in charge of storing the entertainment industry's enemies list of networks that had been used by accused infringers, and their security was basically nonexistent. The hack resulted in a dump of administrative material and IP addresses, and the head of the HADOPI agency announced that they would not gather IP addresses while they got their house in order. The UK has a plan to gather the IP addresses of networks used by accused infringers as well -- will they pick a better contractor to administer it than France did? The problems appear to be real. Eric Walter, the head of France's HADOPI antipiracy agency that administers the "three strikes" regime, took to Twitter to tell the world that "par mesure de précaution l' #hadopi a décidé de suspendre provisoirement son interconnexion avec #TMG" [as a precautionary measure, #hadopi decided to temporarily suspend its interconnection with #TMG].France Halts 'Three Strikes' IP-Address Collection After Data Leak (Image: HADOPI, a Creative Commons Attribution (2.0) image from goodvibez's photostream) |
Kingdom Conquest - iPhone - Screenshots Posted: 18 May 2011 03:16 AM PDT Main features: - BUILD YOUR KINGDOM: Manage resources wisely to expand your kingdom as your alliance battles for power - FORM ALLIANCES: Team up with other players from around the world to defeat monsters in the dungeon and dominate neighboring lands - EXPLORE DUNGEONS: Join up to 3 other players for real-time 3D action and use spells and steel to defeat evil monsters. Succeed and you will be rewarded with rare items and monsters - TRADE WITH OTHER PLAYERS: Obtain new items and monster cards by trading with other players via the in-game auction |
Tales of Graces f - PS3 - Screenshots Posted: 18 May 2011 03:16 AM PDT For the first time in the Tales series, the combat system lets the player freely change attack style depending on the battle situation. The characters distinctive weapons can be swapped for different styles, and the new combat system is easier to control while simultaneously adding new levels of tactical depth. |
Molecules, Vol. 16, Pages 4097-4103: Synthesis of the Key Intermediate of Coenzyme Q10 Posted: 18 May 2011 12:00 AM PDT (2'E)-1-(3-methyl-4-p-toluenesulfonyl-2-butene)-6-methyl-2,3,4,5-tetramethoxybenzene (4) is the key intermediate in the synthesis of coenzyme Q10 via a coupling reaction with solanesyl bromide. In this paper, we report a simple and effective synthesis of compound 4, starting with the readily available and inexpensive precursors p-toluenesulfonyl chloride (TsCl) and isoprene to obtain (2E)-1-p-toluenesulfonyl-2-methyl-4-hydroxy-2-butene (3) by addition, esterification and hydrolysis. Application of the Friedel-Crafts alkylation to compound 3, followed by the addition of 2,3,4,5-tetramethoxytoluene (TeMT), assembled the two parts into compound 4. The key parameters of each reaction were optimized at the same time, and the four total operations needed to produced compound 4 had a 27.9% overall yield under the optimized conditions. The structures of the compounds were characterized by 1H-NMR, IR and MS. This alternative process has the potential to be used for large-scale process. |
Game Outback airmail : 18/05/2011 Posted: 04 Jan 2011 04:08 PM PST |
Game Maximum rotation : 18/05/2011 Posted: 04 Jan 2011 04:09 PM PST |
Game Zombies city of the dead : 18/05/2011 Posted: 04 Jan 2011 04:04 PM PST |
Game The Math Square : 18/05/2011 Posted: 04 Jan 2011 04:05 PM PST |
Game Phantom mansion 2 : 18/05/2011 Posted: 04 Jan 2011 04:00 PM PST |
Posted: 04 Jan 2011 04:09 PM PST |
Game Insect chase : 18/05/2011 Posted: 04 Jan 2011 04:08 PM PST |
Posted: 04 Jan 2011 04:00 PM PST |
Game Answering machine : 18/05/2011 Posted: 04 Jan 2011 04:07 PM PST |
Game Yummi pumpkin cake : 18/05/2011 Posted: 04 Jan 2011 04:05 PM PST |
Game Bowling mania : 18/05/2011 Posted: 04 Jan 2011 04:07 PM PST |
Game Choppa poppa : 18/05/2011 Posted: 04 Jan 2011 04:09 PM PST |
Game Illuminati Pinball : 18/05/2011 Posted: 04 Jan 2011 05:00 PM PST |
Game Piglets Band : 18/05/2011 Posted: 04 Jan 2011 04:05 PM PST |
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