Combining through self-modulation a flow of active media from a working vessel of a bioprocess together with a flow of reference media and making a time- and/or spatially-resolved referenced optical measurement of the active vs reference media in a confined flow region and time, such that the two liquids are measured in substantially identical conditions.

A method for providing a large amount of cell culture medium (10), in particular for cultivating animal cells, for a large reactor system (12) by using single-use components, comprises the following sequence of steps: a) preparing a concentrated media stock solution (32), b) filling the concentrated media stock solution (32) into single-use containers (40), c) transporting the single-use containers (40) filled with media stock solution (32) to the large reactor system (12), d) aseptically connecting the single-use containers (40) to the large reactor system (12) by means of a single-use hose system (26), e) processing the media stock solution (32) by supplying ultrapure water (24) and/or additives (44), and f) supplying the processed media stock solution (32) into the large reactor system (12).

The present invention provides methods for producing cannabinoids and cannabinoid analogs as well as a system for producing these compounds. The inventive method is directed to contacting a compound according to Formula I or Formula II with a cannabinoid synthase. ##STR00001## Also described is a system for producing cannabinoids and cannabinoid analogs by contacting a THCA synthase with a cannabinoid precursor and modifying at least one property of the reaction mixture to influence the quantity formed of a first cannabinoid relative to the quantity formed of a second cannabinoid.

A method of controlling a bioreactor system includes providing a cell culture in a bioreactor, wherein conditions in the bioreactor enable the cell culture to produce a protein of interest (POI), measuring process parameters (PPs) of the culture within the bioreactor by RAMAN, wherein the process parameters are selected from the group consisting of nutrient concentration, viable cell concentration, and protein attributes, measuring a predetermined weight of the bioreactor with the cell culture, removing cell-free spent media from the cell culture using a first output conduit at a first specified rate, removing cells from the cell culture using a second output conduit at a second specified rate, and introducing one or both of fresh media or nutrients into the cell culture using an input conduit at a third specified rate.

A culture vessel includes at least a first port used for medium supply and a second port used for medium discharge, and A medium supplying vessel serves as a mixing vessel for adjusting a concentration of A new medium to be supplied to the culture vessel. A cell culture method includes: transferring a portion of a used medium in the culture vessel from the culture vessel to the mixing vessel; creating a concentration-adjusted medium by mixing the new medium and the portion of the used medium in the mixing vessel; and filling the culture vessel with the concentration-adjusted medium by discharging a remaining used medium from the culture vessel while the concentration-adjusted medium is transferred from the mixing vessel to the culture vessel.

Disclosed are methods, libraries, and samples for quantifying a target analyte in a laboratory sample including the target analyte. The methods typically include the step of estimating the amount of the target analyte in the laboratory sample from mass spectrometric data including signal intensities for the target analyte and one or more internal standards, where the mass spectrometric data are an output of a mass spectrometric analysis of a target sample produced from the laboratory sample and a predetermined amount of the one or more internal standards. The present disclosure also provides a method for analyte quantification. The method comprises adding one or more calibrators to a sample comprising one or more analytes; applying mass spectrometry (MS) to the sample; and using a trained machine learning model to determine an absolute concentration of the one or more analytes.

A method for operating a bioprocess installation with an electronic process control and at least one bioprocess unit, wherein the bioprocess unit comprises a cell broth source with a first receptacle for cell broth including cultivation media and cells, establishing a culture environment for cell cultivation and/or bio production, wherein the bioprocess unit comprises a clarification setup with a centrifuge for the clarification of the cell broth by centrifugation, with a liquid pumping arrangement assigned to the centrifuge and with a liquid network with a number of liquid lines communicating with the liquid pumping arrangement, wherein out of a first culture environment established by the first receptacle, the cell broth is transfered to the centrifuge via the liquid network, which centrifuge is operated in a forward operation for cell separation and/or cell washing and in a backward operation for cell discharging.

The disclosure provides systems and methods for producing a cannabinoid product, which comprises contacting a cannabinoid precursor in a first phase with a cannabinoid synthase in a second phase, wherein the first phase and the second phase are substantially immiscible or immiscible. The disclosure also provides a composition comprising the cannabinoid precursor in a first phase and a cannabinoid synthase in a second phase, wherein the first phase and the second phase are substantially immiscible or immiscible.

A semiconductor chip with embedded microfluidic channels includes a semiconductor substrate, a circuit structure layer, a first microfluidic channel and a micro via hole. The circuit structure layer includes a first metal layer, a first insulation layer and a second metal layer sequentially disposed on a substrate surface of the semiconductor substrate along a stacking direction. A plurality of first bridge patterns penetrates the first insulation layer, and are each electrically connected to the first metal layer and/or the second metal layer. The first microfluidic channel and the micro via hole are embedded in the circuit structure layer. In the stacking direction, a first height of the first microfluidic channel is equal to a first thickness of the first metal layer. In any direction parallel to the substrate surface, a hole width of the micro via hole is equal to a pattern width of each of the first bridge patterns.

A method is provided for controlling enzymatic hydrolysis in a manufacturing process of chemical bioproducts. The method comprises performing at least one FTIR measurement on at least one process fluid, and controlling the value of at least one process parameter based on the results obtained. Said results indicate the content of one or more carbohydrates in the respective process fluid. Said controlling of the value of the process parameter is performed in order to affect at least one of: the conversion of cellulose and hemicellulose into monomeric carbohydrates in said enzymatic hydrolysis, the relative content of soluble lignin in relation to monomeric carbohydrates in said enzymatic hydrolysis.