Abstract: A composition comprising particles formed of poly(diaminosulfide) and one or more leptospiral antigens, and methods of making and using the composition, are provided.

Abstract: The invention provides a method for increasing the growth of a plant or the harvest yield of a plant comprising, contacting the plant with a trisulfide or a tetrasulfide. The methods of the invention may conveniently be employed in indoor growth facilities or in conjunction with a hydroponic growth system.

Abstract: The invention provides a compound of formula (I): wherein X, Y Z, R1, R2, and X+ have any of the values described in the specification. The compounds are useful to increase plant growth and/or to increase harvest yield.

Abstract: The invention provides a compound of formula I: wherein X, Y, Z, R?, R2, and X+ have any of the values described in the specification. The compounds are useful to increase plant growth and/or to increase harvest yield.

Abstract: A composition comprising particles formed of poly(diamidosulfide) and one or more leptospiral antigens, and methods of making and using the composition, are provided.

Abstract: The present invention provides methods for preparing polysulfenamides having a repeating unit of formula (4): wherein R1 is selected from the group consisting of alkyl, alkenyl, alkynyl, haloalkyl, alkoxyalkyl, hydroxyalkyl, ether, cycloether, aryl, heteroaryl, arylalkyl, heteroarylalkyl, hydroxyaryl, arylether, cycloalkyl, heterocycloalkyl, hydroxycycloalkyl, halocycloalkyl, and aminocycloalkyl. Each of R4, R5 and R6 are independently selected from the group consisting of alkyl, alkenyl, alkynyl, haloalkyl, alkoxyalkyl, hydroxyalkyl, ether, cycloether, aryl, heteroaryl, arylalkyl, heteroarylalkyl, hydroxyaryl, arylether, cycloalkyl, heterocycloalkyl, hydroxycycloalkyl, halocycloalkyl, and aminocycloalkyl. Microparticles comprising polysulfenamides can be used as delivery vehicles for a variety of biological applications.

Abstract: The invention provides methods for separating mixtures of two or more fatty acids.

Abstract: The present invention provides novel, modified polydicyclopentadienes and methods to prepare modified polydicyclopentadienes. The modified polydicyclopentadienes prepared by the methods of the invention are useful in many applications including new and useful solid phases for chromatography.

Abstract: The invention provides methods and membranes for separating mixtures of two or more compounds such as fatty acids or fatty acid esters.

Abstract: The invention provides highly cross-linked polydicyclopentadiene matrices and methods for using such matrices to separate components having varying cross-sectional areas.

Abstract: The invention provides a method of contacting a membrane having a highly cross-linked polydicyclopentadiene matrix with a feed solution having a) a first component with a molecular weight in the range of from about 100 g mol?1 to about 600 g mol?1 and a cross-sectional area of less than about 0.40 nm2 and b) a second component with a molecular weight in the range of from about 100 to about 600 grams g mol?1 and a cross-sectional area of greater than about 0.50 nm2 so that the feed solution is fractionated into a permeate comprising the first component and a retentate enriched in the second component.

Abstract: The present invention provides polysulfenamides and methods of making same.

Abstract: The invention provides highly cross-linked polydicyclopentadiene matrices and methods for using such matrices to separate components having varying cross-sectional areas.

Abstract: The present invention provides novel, modified polydicyclopentadienes and methods to prepare modified polydicyclopentadienes. The modified polydicyclopentadienes prepared by the methods of the invention are useful in many applications including new and useful solid phases for chromatography.

Abstract: Self-assembling systems include component articles that can be pinned at a fluid/fluid interface, or provided in a fluid, or provided in proximity of a surface, and caused to self-assemble optionally via agitation. A self-assembling electrical circuit is provided.