Navigation Links
Sieve tubes


In plant anatomy, sieve vascular tissue tube elements, also called sieve tube members, are a type of elongated parenchyma cells in phloem tissue. At the ends these cells are connected with other sieve elements, and together they constitute the sieve tube. The main function of the sieve tube is transport of carbohydrates in the plant . Unlike vessel elements,...
Full article >>>

1.1 Sieve tubes. 1.2 Companion cells. 2 Function. 2.1 Girdling. 3 Origin. 4 See also. 5 References ... The survival of sieve- tube members depends on a close ...
Full article >>>

Sieve tube element 'Sieve plate' redirects here. For other uses, see Madreporite. ... differences between xylem vessel element and phloem sieve tube element? ...
Full article >>>

sieve tube tube formed by cells joined end-to-end through which nutrients flow in flowering plants and brown ... What is the function of a sieve tube member? ...
Full article >>>

Find a reliable & professional sieve tube manufacturer or supplier. ... Sand proof Sieve Tube ... Vessels And Sieve Tube Set ...
Full article >>>

Plant: sieve-tube members ... The principal cells of phloem, the sieve elements, are so... Tube Worm ... Sieve tube element - Wikipedia, the free encyclopedia ...
Full article >>>

A sieve-tube consists of elongated, thin-walled, living cells arranged in a ... Sieve-tubes are remarkable in that their cells lack nuclei when mature. ...
Full article >>>

Information about Sieve tubes in the free online English ... sieve tube - tube formed by cells joined end-to-end through which nutrients flow ...
Full article >>>

Information about sieve tube in the free online English dictionary and ... sieve tube - tube formed by cells joined end-to-end through which nutrients flow ...
Full article >>>

sieve tubes. Guest. Friday, August 7, 2009. Knowledge Repository > MSUE Root KR ... plant anatomy > plant tissues > vascular tissues > phloem > sieve tubes ...
Full article >>>

... a complex tissue composed of sieve tubes, companion cells, phloem fibres and phloem parenchyma ... sieve tubes transport organic compounds, ...
Full article >>>

Britannica online encyclopedia article on sieve tube (plant structure), in flowering plants, elongated living cells (sieve-tube elements) of the phloem, the nuclei ...
Full article >>>

About 4 or 5 years after planting, the older food-conducting sieve tubes near the bud union die. ... years later, younger sieve tubes also die, severely ...
Full article >>>

... first formed are called thinwalled sieve tubes because of their thin wall ... These thin-walled sieve tubes are thus probably the most functional in terms of ...
Full article >>>

... drives the contents of the phloem up or down the sieve tubes from source to sink. ... sink, the concentration of free sugar is lower than in the sieve tube. ...
Full article >>>

Each sieve tube element in angiosperms is accompanied by one or more usually ... an important part in loading sieve tubes with photosynthates in source area and ...
Full article >>>

Sieve tubes in the phloem of angiosperms are flanked by one or several plasma ... Active sieve tubes contain huge amounts of so-called P-proteins (phloem - proteins) ...
Full article >>>

... as the closely associated sieve-tube element immediately adjacent ... sieve plate. area of the wall of a sieve tube element that contains several to many ...
Full article >>>


'"/>


(Date:7/11/2014)... division of the striatum is also involved in ... of substance P in the striatal marginal division ... his team, College of Biophotonics, South China Normal ... P receptor, neurokinin 1 was highly expressed in ... rats. Unilateral or bilateral injection of an antisense ...
(Date:7/11/2014)... Brazil- In the brains of all vertebrates, information ... an electric or chemical signal to be passed ... which are the most abundant type of synapse, ... is crucial for learning, memory, perception and cognition, ... critical for brain function. For instance, every ...
(Date:7/10/2014)... 2014 Smart technology emphasis grows in ... improved security: NXT-ID, Inc. (OTCBB: NXTD), eBay Inc. (NASDAQ: ... Apple Inc. (NASDAQ: AAPL ), Visa Inc. (NYSE: ... NXT-ID, Inc., (OTCQB: NXTD) a biometric authentication company focused on ... second series of 30 second spots on CNBC for its ...
Breaking Biology News(10 mins):Blame it on the astrocytes 2Advantages for Digital Wallets Eliminate Need to Carry Credit Cards - Large Scale CNBC Ad Campaign for Latest Smart Wallet to Commence July 7th 2Advantages for Digital Wallets Eliminate Need to Carry Credit Cards - Large Scale CNBC Ad Campaign for Latest Smart Wallet to Commence July 7th 3Advantages for Digital Wallets Eliminate Need to Carry Credit Cards - Large Scale CNBC Ad Campaign for Latest Smart Wallet to Commence July 7th 4Advantages for Digital Wallets Eliminate Need to Carry Credit Cards - Large Scale CNBC Ad Campaign for Latest Smart Wallet to Commence July 7th 5
... Mass.--MIT engineers and colleagues have built a new tissue ... transplanted into the knees and other joints. The ... injuries and other cartilage damage, such as arthritis, says ... Science and Engineering and co-leader of the research team ...
... of Medical Genetics (ACMG) has issued a new Position ... Spots. In May 2006, ACMG recommended that all newborns ... Tremendous progress has been made in,implementing broader and more ... thousands of babies, lives have been saved or have ...
... of how the elevated glucose levels that occur in ... for blocking the destruction, Medical College of Georgia researchers ... vessels to relax resulted from increased activity of a ... Dr. Rita C.Tostes, physiologist in the MCG School of ...
Cached Biology News:MIT: New tissue scaffold regrows cartilage and bone 2American College of Medical Genetics affirms importance of newborn screening dried blood spots 2New evidence of how high glucose damages blood vessels could lead to new treatments 2
Other biology dictionary