Sap transport proteins. Recent evidence indicates that mobile proteins and RNA are part of the plant's long-distance communication signaling system. Evidence also exists for the directed transport and sorting of macromolecules as they pass through plasmodesmata." A large number of insects of the order Hemiptera (the half-wings), feed directly on phloem sap, and make it the primary component of their diet. Phloem sap is "nutrient-rich compared with many other plant products and generally lacking in toxins and feeding deterrents, [yet] it is consumed as the dominant or sole diet by a very restricted range of animals". This apparent paradox is explained
Irving Tissue use of the tissue produced in Saint John. Irving began producing private label tissue products and the Majesta brand was launched in Canada. In 1996, Irving acquired another tissue paper mill from Kimberly-Clark as well as a tissue converting plant, both located in Fort Edward, New York. Part of this acquisition saw Irving Tissue receive the right to market its products under the Scotties Facial Tissue brand in the United States. In 2001, J.D. Irving acquired a tissue production and converting plant in Toronto from Procter & Gamble. This acquisition saw Irving Tissue receive the right to market the Royale