Abstract: A method of preparing a whitened tobacco material is provided, including: (i) extracting a tobacco material with a first extraction solution to provide a tobacco solids material and a tobacco extract; (ii) cooking the tobacco solids material in an alkaline cooking liquid comprising sodium sulfide and having a pH of greater than 11 to form a tobacco pulp; (iii) treating the tobacco pulp with an acid to lower the pH of the tobacco pulp and provide a neutralized tobacco pulp; (iv) extracting the neutralized tobacco pulp with a second extraction solution comprising at least one chelating agent to provide an extracted tobacco pulp; and (v) bleaching the extracted tobacco pulp with a bleaching solution to provide a whitened tobacco material.

Abstract: A stabilizing process for tobacco and tobacco products includes sterilizing the tobacco by applying an electron beam treatment to the tobacco. The process may also include treating the tobacco. The treating the tobacco includes pre-conditioning the tobacco, pasteurizing the tobacco, curing the tobacco, fermenting the tobacco, or combinations thereof. The method may also include forming a smokeless tobacco product containing the tobacco.

Abstract: Provided herein are genetic markers and a coding sequence associated with a low- or ultra-low anatabine trait in tobacco.

Abstract: Certain embodiments include a screen assembly of a vessel, where the screen assembly includes a plurality of fixed elements and a retainer, and the retainer includes a ring, a plurality of wedges disposed about the ring, and a plurality of keyholes at spaced locations about the ring. Each keyhole includes a bore and a slot extending from the bore into an adjacent wedge of the plurality of wedges, the slots have a width less than the bores, and the retainer may receive the fixed elements through the bores and may be rotated in a relation with the plurality of fixed elements to bring the plurality of fixed elements into simultaneous engagement with the wedges.

Abstract: An aerosol-generating article is provided, including an aerosol-forming substrate; a support element located immediately downstream of the aerosol-forming substrate; an aerosol-cooling element located downstream of the support element; and an outer wrapper circumscribing the aerosol-forming substrate, the support element and the aerosol-cooling element. The support element abuts the aerosol-forming substrate. The aerosol-forming substrate is penetrable by a heating element of an aerosol-generating device.

Abstract: An improved method for manufacture of chewing gums containing active ingredient(s) that preserves the efficacy of the active ingredient(s) by avoiding exposure to high heat and extreme cold during milling that can otherwise degrade the active's efficacy. A chewing gum base is used, along with one or more therapeutically-active ingredients, one or more sweeteners (alcohol-based and/or natural), and one or more flavorings and optional flavor modifiers. The method generally comprises heating the gum base in ovens to melt the gum base. Separately, the active ingredient(s), sweeteners and flavorings are combined in a mixer. The melted gum base is added to the mixer and cools to produce a particulate mixture. As mixing continues the mass cools to room temperature and forms granular pieces. The granular pieces are ground into a powder at room temperature, mixed at room temperature with tableting excipients, and tableted. Several variations on the foregoing are also described.

Abstract: A tobacco humectant, which is a metal-organic framework material with a three-dimensional structure obtained by a self-assembly of Zr4+ and terephthalic acid or 2-aminoterephthalic acid. The metal-organic framework material with the three-dimensional structure obtained by the self-assembly of the Zr4+ and the terephthalic acid is Uio-66, and the metal-organic framework material with the three-dimensional structure obtained by the self-assembly of the Zr4+ and the 2-aminoterephthalic acid is Uio-66-NH2. A preparation method of the tobacco humectant and a use thereof in tobacco is further provided.

Abstract: An electronic smoking device includes a housing, a receiving unit for the reception of a solid smoking material and a primary heating element. The primary heating element and the receiving unit are arranged adjacent to one another. The electronic smoking device further comprises a positioning element for forcing solid smoking material inserted in the receiving unit towards the primary heating element. Solid smoking material within the receiving unit which is forced towards the primary heating element by the positioning element is liquefied and atomized by the primary heating element. The receiving unit, the primary heating element and the positioning element are arranged within the housing.

Abstract: This disclosure provides tobacco plants having a mutation in PR50 and transgenic tobacco plants containing a PR50 RNAi, and methods of making and using such plants.

Abstract: The invention relates to a method for producing pouched smokeless tobacco products for oral use as well as to a pouched smokeless tobacco product obtainable using this method. The method comprises heat-treating an initial tobacco preparation having water content below 20% w/w, providing a smokeless tobacco composition comprising the heat-treated tobacco preparation and enclosing portions of said smokeless tobacco composition in saliva-permeable pouch material.

Abstract: Provided herein are genetic markers and a coding sequence associated with a low- or ultra-low anatabine trait in tobacco.

Abstract: This invention relates to a method for preparing expanded tobacco stems, characterized in that the method contains steps as follows: purification, stem expansion, hypoxia heat retention (hypoxia heat retention refers to heating the expanded stems at hypoxia environment and maintaining the temperature), natural stacking, sorting, and packaging. An expanded tobacco stem product prepared according to this method has uniform size and color. Taste is modest and plain when it is combusted, which does not affect the original taste flavour. Expansion volume, the ratio of the expanded stems to the total stems, and quality are stable, which can be used as adsorption material. More important, expanded tobacco stems made from stems of different origin, texture and year according to this method have uniform odor component, which can not be acquired by other expansion technologies. This technology has met the requirement for product fabrication.

Abstract: Provided is a device discharging chips, which is configured to allow smooth transfer because it is possible to absorb transformation of connecting pins due to a force generated while chain driven belts are operating as well as smoothly discharging a coolant and chips.

Abstract: Compositions and methods for reducing the level of nornicotine and N?-nitrosonornicotine (NNN) in Nicotiana plants and plant parts thereof are provided. The compositions comprise isolated polynucleotides and polypeptides for cytochrome P450s that are involved in the metabolic conversion of nicotine to nornicotine in these plants. Expression cassettes, vectors, plants, and plant parts thereof comprising inhibitory sequences that target expression or function of the disclosed cytochrome P450 polypeptides are also provided. Methods for the use of these novel sequences to inhibit expression or function of cytochrome P450 polypeptides involved in this metabolic conversion are also provided. The methods find use in the production of tobacco products that have reduced levels of nornicotine and its carcinogenic metabolite, NNN, and thus reduced carcinogenic potential for individuals consuming these tobacco products or exposed to secondary smoke derived from these products.

Abstract: A process is provided for the preparation and/or treatment of a tobacco extract. The process comprises the treatment of a tobacco extract by centrifugation and microfiltration so that it is suitable for administration to a human.

Abstract: An oral product includes a body that is wholly receivable in an oral cavity. The body includes a mouth-stable polymer matrix, cellulosic fibers embedded in the mouth-stable polymer matrix, and a mouth-soluble binder dispersed in the mouth-stable polymer matrix.

Abstract: This disclosure provides tobacco plants having a mutation in PR50 and transgenic tobacco plants containing a PR50 RNAi, and methods of making and using such plants.

Abstract: A method of curing tobacco. The method comprises the steps of contacting a tobacco material with a curing additive comprising one or more salts and curing the tobacco material under conditions and temperature for a time sufficient to produce cured tobacco wherein the amount of the one or more salts contacted with the tobacco is at least 5 percent of the dry weight of the cured tobacco.

Abstract: A rolling apparatus for use in rolling a cigarette that includes a rolled outer tubular member able to store a smoking material and a rolled filter member disposed within proximate an end of the tubular member. The rolling apparatus includes a cylindrical member, and a pair of elongated members coupled to a first end of the cylindrical member, the elongated members positioned substantially parallel to each other and separated by a distance to create a slot between the elongated members. The elongated members receive a filter sheet that is disposed through the slot and around the elongated members to permit a user to wrap the filter sheet around the elongated members to create the rolled filter member. The apparatus receives an outer sheet to permit the user to wrap the outer sheet around the cylindrical member and the rolled filter member to create the rolled outer tubular member.

Abstract: A method for opening cigarettes constituting cigarette waste in a device comprising a rotational drum (1) the inner wall of which is provided with at least one scraping away element (2, 2?, 2?) extending generally along the drum, and at least one rotational beater (4, 4?, 4?) located inside the drum (1) striking against the cigarettes, wherein the cigarettes fed into the rotating drum (1) and being lifted by means of at the least one scraping away element (2, 2?, 2?) and falling by gravity, are struck against by means of the at least one rotational beater (4, 4?, 4?) in a direction substantially perpendicular to the axes of the cigarettes with a force enabling their opening. A device for realization of the method of the invention.

Abstract: The present invention relates in one aspect to a method for producing a transgenic plant, comprising introducing into an unmodified plant an exogenous gene encoding a nitrite reductase, wherein expression of the nitrite reductase encoded by the exogenous gene reduces nitrite content in the transgenic plant relative to the unmodified plant. Also provided are transgenic plants and plant cells comprising an exogenous gene encoding a nitrite reductase, as well as associated uses, chimaeric genes and plant transformation vectors.

Abstract: An oral pouched product comprising a pouch containing moist botanical beads comprising compacted loose, fibrous moist botanical material and method of manufacture thereof. The loose, fibrous moist botanical material can comprise moist smokeless tobacco. The pouch comprises a porous outer web, and the beads comprise a majority amount of loose, fibrous moist botanical material having a moisture content of at least about 50% OV.

Abstract: A smokeless tobacco product is configured for insertion into the mouth of a user and incorporates materials from Nicotiana species (e.g., tobacco-derived materials) and plant materials from non-Nicotiana species (e.g., non-tobacco plant materials). The tobacco material can have the form of processed tobacco material (e.g., granulated, reconstituted, heat treated, or otherwise processed tobacco laminae and/or stem), tobacco extract (e.g., an extract of water soluble tobacco components obtained by extracting tobacco with water), or a combination thereof. The non-tobacco material can have the form of vegetable pulp (e.g., sugar beet pulp), pulp obtained after removal of water soluble components as a result of water extraction treatment, or a combination thereof.

Abstract: This application provides high yielding tobacco plants with Oriental tobacco aroma and flavor characteristics and development of these plants via breeding. This application also provides hybrid seeds that give rise to high yielding tobacco plants with Oriental tobacco aroma and flavor characteristics. This application provides methods of growing and harvesting high yielding tobacco plants with Oriental tobacco aroma and flavor characteristics. This application further provides tobacco products made from high yielding tobacco plants with Oriental tobacco aroma and flavor characteristics, and methods making such tobacco products.

Abstract: A smokeless tobacco product or medicinal nicotine product includes nicotine and camphor dissolved in a non-flavored oily carrier. Preferably, the camphor is present in a concentration ranging from about 600 ppm to about 1300 ppm. Also disclosed are methods of making such products.

Abstract: A smoking article (10) incorporates a tobacco substrate including tobacco having a tobacco density of 150 mg/cm3 or less and a hardness of 60% or greater. The tobacco substrate can include a tobacco aerogel (20).

Abstract: A pocket sized dispenser houses in coiled form a flexible strip of portions of smokeless tobacco sized for placement between a consumer's cheek and gum, where the flexible strip includes a base tape removably attached to the plurality of portions, and wherein the dispenser and strip are adapted to allow a consumer to separate individual portions from the base tape. The individual portions comprise either a collection of tobacco particles at least partially enclosed by a coating comprising a water-soluble non-crosslinked component and a substantially water-insoluble cross-linked component; or pouches attached to the base tape with a food-grade adhesive, the pouches comprising smokeless tobacco enclosed in a water-permeable wrapper with at least one lap-sealed edge. Methods of preparing such are disclosed.

Abstract: An exhausted-tobacco lozenge provided herein includes a body that is partially or wholly receivable in an oral cavity. The body includes a soluble-fiber matrix, exhausted-tobacco fiber, and one or more additives (e.g. nicotine or a derivative thereof) dispersed in the soluble-fiber matrix. In some cases, an exhausted-tobacco lozenge provided herein includes at least 40 weight percent of soluble fiber. In some cases, soluble fiber in exhausted-tobacco lozenge provided herein can include maltodextrin. The exhausted-tobacco lozenge is adapted to release the nicotine or a derivative thereof from the body when the body is received within the oral cavity of an adult tobacco consumer and exposed to saliva. A method of making exhausted-tobacco lozenges provided herein includes forming a molten mixture of at least 40 weight percent soluble fiber, exhausted-tobacco fiber, one or more additives (e.g., nicotine), and less than 15 weight percent water while maintaining a mixture temperature of less than 150° C.

Abstract: A exhausted-tobacco tablet that includes a solid solution of soluble fiber and one or more sugar alcohols, the solid solution having a glass transition temperature of less than 40° C., and exhausted-tobacco is dispersed in the solid solution, and one or more additives dispersed in the solid solution such that at least one additive is released from the tablet when the tablet is chewed or dissolved within an adult tobacco consumer's oral cavity.

Abstract: A process and apparatus for shredding tobacco sheets, especially tobacco sheets formed of reconstituted tobacco particles with guar and sugar comprises rotating opposing sets of cutter discs in a partially overlapping relation so as to establish a nip. The cutter discs have notches at spaced locations along a peripheral portion of the cutter discs. Adjacent pairs of cutter discs are spaced apart by a spacer disc with a stripper plate interposed between adjacent pairs of spaced apart cutter discs. A tobacco sheet which is fed into the nip of the sets of cutter discs is shredded by the discs.

Abstract: A smokeless tobacco composition comprising at least one type of non-tobacco fibers, wherein the non-tobacco fibers have an average length-to-width ratio equal to or greater than 3.5:1 and equal to or lower than 100:1, and a method for manufacturing the smokeless tobacco composition.

Abstract: The invention provides a tobacco composition for use in a smoking article or a smokeless tobacco composition that includes an additive derived from a flower of the Nicotiana species. The additive can be a flower of the Nicotiana species or a portion thereof in particulate form or in the form of flower isolate derived from a flower of the Nicotiana species. In certain embodiments, the flower isolate is in the form of an extract from a flower of the Nicotiana species or in the form of a chemically transformed flower isolate, the chemical transformation being selected from acid/base reaction, hydrolysis, thermal treatment, and enzymatic treatment. The invention also provides smoking articles and smokeless tobacco compositions that include the flower additives described herein, and methods for preparing an additive derived from a flower of the Nicotiana species for addition to a tobacco composition.

Abstract: The invention relates to oral smokeless tobacco products and oral smokeless non-tobacco snuff products comprising carbamide or carbamide salt(s). Moreover, use of carbamide or carbamide salt(s) in the manufacturing of an oral smokeless tobacco products or oral smokeless non-tobacco snuff product is disclosed.

Abstract: A method of curing tobacco. The method comprises the steps of contacting a tobacco material with a curing additive comprising one or more salts and curing the tobacco material under conditions and temperature for a time sufficient to produce cured tobacco wherein the amount of the one or more salts contacted with the tobacco is at least 5 percent of the dry weight of the cured tobacco.

Abstract: A device may flavor a smoking article via diffusion. Preferably, the device for flavoring a smoking article includes a support and a composition containing a flavor provided on or in the support, the composition containing the flavor being configured to be vaporizable. A method for flavoring a smoking article, includes inserting a support in a container, the support having a composition containing a flavor provided on or in the support, the composition containing the flavor being configured to be vaporizable, and providing at least one smoking article in the container.

Abstract: The present invention features tobacco nicotine demethylase nucleic acid and amino acid sequences, tobacco plants and plant components containing such sequences, including tobacco plants and plant components having reduced expression or altered enzymatic activity of nicotine demethylase, methods of use of nicotine demethylase sequences to create plants having altered levels of nornicotine or N?-nitrosonornicotine (“NNN”) or both relative to a control plant, as well as tobacco articles having reduced levels of nornicotine or NNN.

Abstract: A system for a tobacco curing barn is capable of collecting tobacco-derived moisture from tobacco while that tobacco is cured. The system incorporates a tobacco curing barn or other type of curing enclosure, such as bulk curing barn used for the flue-curing of tobacco. The curing barn is equipped with at least one reclamation element configured to condense and collect moisture released from tobacco cured within the barn. The reclamation element is disposed in proximity with the enclosure in a manner and location providing passage of moist air released from the tobacco across a surface of the reclamation element. The system also includes at least one storage container disposed in fluid communication with the reclamation element surface and configured to store moisture and moisture-borne material collected by the reclamation element. The resulting tobacco-derived components can be blended with other tobacco materials, such as is common practice during tobacco reordering.

Abstract: A method of modifying the content of certain bacteria in uncured tobacco material is provided, the method including contacting an uncured tobacco material with a treatment solution, wherein the treatment solution is selected from the group consisting of: (i) a solution comprising salt, sugar, or a combination thereof; (ii) a solution comprising one or more enzymes; and (iii) a solution comprising one or more probiotics, wherein said contacting provides a treated tobacco material having a reduced total bacterial content following harvest. In certain embodiments, the treated tobacco material is subsequently cured, and can optionally be fermented. Smoking articles and smokeless tobacco products including such treated tobacco materials are also provided.

Abstract: Combinations of compounds utilized to minimize the sensory irritating character of non-smokeable tobacco products or non-smokeable products containing tobacco extracts or materials derived from tobacco.

Abstract: Provided herein are nicotine-containing products that also contain anatabine. Also provided are methods of making such products.

Abstract: A kit is disclosed for supplying a cartridge of an inhaler article with liquid tobacco extract, the kit comprising an apparatus having means for extracting a liquid tobacco extract from a tobacco derived solid. The apparatus is adapted to deliver liquid tobacco extract to a cartridge and a cartridge adapted to receive liquid tobacco extract from the apparatus. An apparatus for supplying a liquid tobacco extract to a cartridge of an inhaler article is further disclosed. The apparatus has a housing, means for extracting a liquid tobacco extract from a tobacco derived solid and said housing is adapted to deliver liquid tobacco extract to a cartridge of an inhaler article. A related method of supplying a cartridge of an inhaler article with a liquid tobacco extract is further disclosed.

Abstract: A melt-blown fabric for pouching smokeless tobacco or a smokeless tobacco substitute can include melt-blown polymer fibers. The fabric can have a basis weight of less than 10 gsm and a tensile strength of at least 4 mJ in at least one predetermined direction. Method of making the fabric can include melt-blowing a polymeric material against a support surface and bonding the fibers or arranging them in a predetermined orientation. Pouched smokeless tobacco or tobacco substitute products including the fabrics provided herein can provide desirable flavor and tactile experience.

Abstract: Tobacco products comprising smokeless tobacco products and active ingredients, including those that antagonize nicotinic acetylcholine receptors, the TRPV1 channel, and/or the TRPA1 channel are disclosed. Nicotine replacement therapies comprising active ingredients, including those that antagonize nicotinic acetylcholine receptors, the TRPV1 channel, and/or the TRPA1 channel. The active ingredient may reduce or eliminate sensory irritation arising due to use of the product. Analgesic compositions comprising active ingredients. Methods of reducing taste and sensory irritation by employing an active ingredient.

Abstract: Bacteriophage are provided, and methods of making and using the bacteriophage also are provided.

Abstract: The present disclosure provides tobacco inbred plants TN90 SRC, CMS TN90 SRC, KY14 SRC, CMS KY14 SRC, L8 SRC, NC775 SRC, CMS NC775 SRC, NC645 SRC, NC638 SRC, CMS NC638 SRC, TN86 SRC, and CMS TN86 SRC, and hybrids KY14 X L8 SRC, NC7 SRC, and NCBH129 SRC. The present disclosure also provides parts of such plants and products made from those parts. The present disclosure also includes progeny of the provided plants including hybrids.

Abstract: The invention relates to a method of producing cut tobacco material, whereby a tobacco initial material is heated and placed under pressure and once heated and placed under pressure, the material is fed through a shearing gap and expanded and defibrated. It further relates to a device for producing cut tobacco material with a pressure chamber, which has a tobacco material inlet at the low-pressure end and a tobacco material outlet at the pressure end and a conveyor system for conveying the tobacco material from the inlet to the outlet, and the tobacco material outlet has a gap through which the material passes and expands, and the gap has walls which can be moved towards one another. It further relates to a smoking article containing such a cut, defibrated tobacco material product and the use of a plug screw feeder-extruder with a shearing gap outlet for defibrating tobacco material.

Abstract: A process is provided for producing smokeless tobacco and/or snuff compositions using steam alone in an open vessel or in combination with pressure and venting to alter organoleptic properties of the smokeless tobacco and/or snuff compositions.

Abstract: Disclosed are compositions suitable for use as alternatives or substitutes for natural tobacco. Disclosed compositions include combustible products comprising leafy material from one or more plants classified in the brassicaceae or spinnacia plant family. Also disclosed are methods for the manufacture and use of the disclosed compositions.

Abstract: The present disclosure provides tobacco inbred plants K326 SRC, CMS K326 SRC, K346 SRC, CMS K346 SRC, NC1562-1 SRC, NCTG-61 SRC, CMS NCTG-61 SRC and hybrid NC196 SRC. The present disclosure also provides parts of such plants and products made from those parts. The present disclosure also includes progeny of the provided plants including hybrids.

Abstract: The present invention features Nicotiana nucleic acid sequences such as sequences encoding constitutive, or ethylene or senescence induced polypeptides, in particular cytochrome p450 enzymes, in Nicotiana plants and methods for using these nucleic acid sequences and plants to alter desirable traits, for example by using breeding protocols.