Calling All Homeowners: THE BEST Information to Preventing Blocked Drains Are you sick and tired of coping with the frustrating and costly issue of blocked drains in your house Are you constantly having to contact plumbers to unclog your pipes, and then have the issue return over and over If so, you're not alone. Blocked drains are a common concern for property owners, but luckily, there are methods you may take to prevent them from taking place in the initial place. In this ultimate information, we will provide you with all the details you want to preserve your drains flowing smoothly and avoid costly maintenance. 1. Brain What You Flush One of the primary causes of blocked drains is normally flushing items that should hardly ever be flushed down the toilet. Products like wet wipes, natural cotton swabs, and even particular types of bathroom paper may clog your pipes and cause backups. To prevent this, produce sure to just flush toilet paper that is normally specifically tagged as safe for flushing. Educate your family members about what should and shouldn't be flushed, and consider placing a little wastebasket next to the bathroom for non-flushable products. 2. Dispose of Grease Properly Pouring warm grease down the drain may appear like a convenient option, but it may solidify in your pipes and business lead to blockages. https://plumbers-edgware.co.uk Rather, allow the grease awesome and then dispose of it in the garbage. You may also make use of a grease snare to capture any leftover grease before it provides a opportunity to enter your domestic plumbing program. By taking these simple steps, you can conserve yourself from the headaches of a blocked drain and potential drinking water damage. 3. Use a Drain Cover A cost-effective and basic method to prevent blocked drains is usually by using a drain cover. These addresses can catch hair, food contaminants, and other particles before they possess a possibility to produce their way into your pipes. Plus, they are easy to clean and maintain. Setting up a drain cover can be a small but effective step towards making sure the long-term wellness of your domestic plumbing system. 4. Regularly Clean Your Drains Actually with preventive actions in place, it's still a great idea to regularly clean your drains to preserve them free of charge from accumulation. Using a mixture of hot water and vinegar is normally a natural and effective method to remove any grease, grime, or nutrient deposits that may possess accumulated. Merely pour the answer down the drain and allow it sit down for a few minutes before rinsing it out with warm water. Regular cleaning will help maintain your drains flowing efficiently and prevent blockages. 5. End up being Mindful of Outdoor Drainage Blocked drains aren't limited to the inside of your home. Outdoor drains, such as those in your yard or driveway, can also become blocked with leaves, dirt, and debris. Frequently inspect and clean these drains to prevent any potential blockages that could lead to flooding or drinking water damage. Keeping your outdoor drains obvious will not only protect your property but also promote appropriate drinking water drainage. 6. Routine Routine Plumbing Maintenance Prevention is usually crucial when it comes to avoiding blocked drains. By scheduling routine plumbing related maintenance, you can catch small problems before they change into major head aches. A professional plumber may inspect your pipes, identify any potential problems, and perform necessary maintenance jobs to keep your drains moving freely. Don't wait until you have a major issue on your hands - be proactive and invest in regular maintenance to save yourself time, cash, and tension in the lengthy work. 7. Contact a Professional When Required Despite your greatest efforts, you may still encounter a blocked drain in some point. In these situations, it's essential to contact a professional plumber right away. They possess the knowledge, equipment, and experience to properly and efficiently unclog your pipes without leading to further damage. Trying to DIY a obstructed drain can frequently make the problem worse, leading to more costly maintenance and potential drinking water damage. When in question, always leave it to the professionals. In bottom line, preventing clogged drains is feasible with the best knowledge and practices. By being mindful of what you flush, properly disposing of grease, using drain covers, regularly washing your drains, and being proactive with maintenance, you can avoid the irritation and expense of dealing with clogged pipes. Remember, your drains are an essential component of your home's domestic plumbing system, and taking treatment of them right now will save you from head aches in the upcoming. Thus, take actions today and enjoy the serenity of mind that comes with understanding your drains are free of charge from blockages.

Lung cancer is the world's most common malignancies and ranks first among all cancer-related deaths. Lung adenocarcinoma (LUAD) is the most frequent histological type in lung cancer. Its pathogenesis has not yet been fully elucidated, so it is of great significance to explore related genes for elucidating the molecular mechanism involved in occurrence and development of LUAD.To explore the crucial genes associated with LUAD development and progression, microarray datasets GSE7670, GSE10072, and GSE31547 were acquired from the Gene Expression Omnibus (GEO) database. R language Limma package was adopted to screen the differentially expressed genes (DEGs). The clusterProfiler package was used for enrichment analysis and annotation of the Gene ontology (GO) and Kyoto Encyclopedia of Genes and Genome (KEGG) pathways for DEGs. The Search Tool for the Retrieval of Interacting Genes database (STRING) was used to construct the protein interaction network for DEGs, while Cytoscape was adopted to visualize it. The functis study screened out potential biomarkers of LUAD, providing a theoretical basis for elucidating the pathogenesis and evaluating the prognosis of LUAD.
Normally taking the surgery is the standard treatment, between sliding hip screw (SHS) and utilizing proximal femoral nail antirotation (PFNA) for intramedullary fixation, it is still not certain which one work better for this type of fracture. Our purpose for this study was to determine the optimum choice of implant for a patient with an unstable intertrochanteric fracture.

In our hospital, a reflective analysis was conducted of all unstable intertrochanteric fractures treated with either a SHS or PFNA fixation between February 2015 and February 2018. The rules of choosing patients were the following older age of more than 60, unstable intertrochanteric fractures, and willingness to take clinical and radiographic follow-up researches for over 12 months. In this case, patients bearing former hip surgery at any side were removed from the candidates. Demographic characteristics collected effective information including gender, date of operation, and other relevant information. Postoperative outcome measures included operation time, total blood loss amount, validated mobility score, surgery-related syndrome, and tip-apex length. The patients were re-examined at three time periods 3 weeks, 3 months, and 1 year. The result of P < .05 was considered to be statistically significant.

We were able to directly compare the outcomes of PFNA vs SHS techniques and might reveal a better technique in treatment of an unstable intertrochanteric fracture.

This study protocol has been registered in Research Registry (researchregistry6057).
This study protocol has been registered in Research Registry (researchregistry6057).
Endoscopic mucosal resection (EMR) is a standard method commonly for removing 10 to 20 mm colorectal polyps. While the incidence of residual or recurrent after conventional EMR is remarkably high. Underwater endoscopic mucosal resection (UEMR) as an alternative technique to conventional EMR for removing colorectal polyps has high adenoma detection and complete resection rates, improves patient comfort, decreases sedation needs, eliminates the risks associated with submucosal injection, and reduces snare and diathermy-induced mucosal injury. https://www.selleckchem.com/products/clozapine-n-oxide.html We will conduct a comprehensive systematic review and meta-analysis to compare the effectiveness of these two therapies in the management of 10 to 20 mm colorectal polyps.

PubMed, Embase, Cochrane Library, Web of Science, China National Knowledge Infrastructure, China Science and Technology Journal Database and Chinese Biomedical Literature Database will be searched from inception of databases to November 2020 without language limitation. Two reviewers will independently conduct article selection, data collection, and assessment of risk of bias. Any disagreement will be resolved by discussion with the third reviewer. Review Manager Software 5.3 will be used for meta-analysis. The Cochrane risk of bias tool will be used to assess the risk of bias.

This study will provide a systematic synthesis of current published data to compare the effectiveness of UEMR and conventional EMR for 10 to 20 mm colorectal polyps.

This systematic review and meta-analysis will provide clinical evidence as to whether UEMR is more effective and safer than conventional EMR for 10 to 20 mm colorectal polyps.

INPLASY2020100006.
INPLASY2020100006.
Migraines are caused by neurological and vascular dysfunction, with a side or both sides of the head pain recurrent attack, often accompanied by nausea, vomiting, light, and sound allergy as the characteristics, is the clinical common disease, frequently occurring disease. The incidence of migraine is 8.4% to 28% worldwide (highest in Germany), and the lifetime incidence is about 14.0%. About 18.2% for women and 6.5% for men, About 23 percent of families have at least one migraine sufferer. It can occur at any age, and more than half of patients have headaches that interfere with work or school, while nearly a third may miss work or school because of the headache. Therefore, how to relief headache immediately and reduce the impact on life and work, becomes the basic clinical appeal of many patients. Analgesics are the main treatment for migraine in western medicine, many patients, who worried about the side effects of drugs, often take them only when the pain is unbearable, which can only treat the symptomstiveness and safety of auricular acupuncture intervention for people with migraine.

The systematic review of this study will summarize the current published evidence of auricular acupuncture for the treatment of migraine, which can further guide the promotion and application of it.

This study is a systematic review, the outcomes are based on the published evidence, so examination and agreement by the ethics committee are not required in this study. We intend to publish the study results in a journal or conference presentations.

October 2, 2020 osf.io/q6arf. (https//osf.io/q6arf/.).
October 2, 2020 osf.io/q6arf. (https//osf.io/q6arf/.).

These methods are constantly modified, so that the honey that is on sale is a product of high quality. Prospects for devising methods of honey quality assessment include the development of a fast and accurate alternative to the melissopalynological method as well as quick tests to detect adulteration.Botulinum neurotoxin type A (BoNT/A) is a major therapeutic agent that has been proven to be a successful treatment for different neurological disorders, with emerging novel therapeutic indications each year. BoNT/A exerts its action by blocking SNARE complex formation and vesicle release through the specific cleavage of SNAP-25 protein; the toxin is able to block the release of pro-inflammatory molecules for months after its administration. Here we demonstrate the extraordinary capacity of BoNT/A to neutralize the complete paralysis and pain insensitivity induced in a murine model of severe spinal cord injury (SCI). We show that the toxin, spinally administered within one hour from spinal trauma, exerts a long-lasting proteolytic action, up to 60 days after its administration, and induces a complete recovery of muscle and motor function. BoNT/A modulates SCI-induced neuroglia hyperreactivity, facilitating axonal restoration, and preventing secondary cells death and damage. Moreover, we demonstrate that BoNT/A affects SCI-induced neuropathic pain after moderate spinal contusion, confirming its anti-nociceptive action in this kind of pain, as well. Our results provide the intriguing and real possibility to identify in BoNT/A a therapeutic tool in counteracting SCI-induced detrimental effects. Because of the well-documented BoNT/A pharmacology, safety, and toxicity, these findings strongly encourage clinical translation.Inflammation is the initiation of defense of our body against harmful stimuli. Lipopolysaccharide (LPS), originating from outer membrane of Gram-negative bacteria, causes inflammation in the animal's body and can develop several diseases. In order to study the inflammatory response to LPS of blood vessels in vitro, 2D models have been mainly used previously. In this study, a microfluidic device was used to investigate independent inflammatory response of endothelial cells by LPS and interaction of inflamed blood vessel with monocytic THP-1 cells. Firstly, the diffusion of LPS across the collagen gel into blood vessel was simulated using COMSOL. Then, inflammatory response to LPS in engineered blood vessel was confirmed by the expression of Intercellular Adhesion Molecule 1 (ICAM-1) and VE-cadherin of blood vessel, and THP-1 cell adhesion and migration assay. Upregulation of ICAM-1 and downregulation of VE-cadherin in an LPS-treated condition was observed compared to normal condition. In the THP-1 cell adhesion and migration assay, the number of adhered and trans-endothelial migrated THP-1 cells were not different between conditions. However, migration distance of THP-1 was longer in the LPS treatment condition. In conclusion, we recapitulated the inflammatory response of blood vessels and the interaction of THP-1 cells with blood vessels due to the diffusion of LPS.Cancer remains a complex medical challenge and one of the leading causes of death worldwide. Nanomedicines have been proposed as innovative platforms to tackle these complex diseases, where the combination of several treatment strategies might enhance therapy success. Among these nanomedicines, nanoparticle mediated delivery of nucleic acids has been put forward as key instrument to modulate gene expression, be it targeted gene silencing, interference RNA mechanisms and/or gene edition. These novel delivery systems have strongly relied on nanoparticles and, in particular, gold nanoparticles (AuNPs) have paved the way for efficient delivery systems due to the possibility to fine-tune their size, shape and surface properties, coupled to the ease of functionalization with different biomolecules. Herein, we shall address the different molecular tools for modulation of expression of oncogenes and tumor suppressor genes and discuss the state-of-the-art of AuNP functionalization for nucleic acid delivery both in vitro and in vivo models. Furthermore, we shall highlight the clinical applications of these spherical AuNP based conjugates for gene delivery, current challenges, and future perspectives in nanomedicine.In stroke survivors, rectus femoris (RF) spasticity is often implicated in gait pattern alterations such as stiff knee gait (SKG). Botulinum toxin type A (BoNT-A) is considered the gold standard for focal spasticity treatment. However-even if the accuracy of injection is crucial for BoNT-A efficacy-instrumented guidance for BoNT-A injection is not routinely applied in clinical settings. In order to investigate the possible implications of an inadequate BoNT-A injection on patients' clinical outcome, we evaluated the ultrasound-derived RF characteristics (muscle depth, muscle thickness, cross-sectional area and mean echo intensity) in 47 stroke survivors. In our sample, we observed wide variability of RF depth in both hemiparetic and unaffected side of included patients (0.44 and 3.54 cm and between 0.25 and 3.16 cm, respectively). Moreover, our analysis did not show significant differences between treated and non-treated RF in stroke survivors. https://www.selleckchem.com/products/cerdulatinib-prt062070-prt2070.html These results suggest that considering the inter-individual variability in RF muscle depth and thickness, injection guidance should be considered for BoNT-A treatment in order to optimize the clinical outcome of treated patients. In particular, ultrasound guidance may help the clinicians in the long-term follow-up of muscle quality.While attempting to bridge motor control and cognitive science, the nascent field of embodied cognition has primarily addressed intended, goal-oriented actions. Less explored, however, have been unintended motions. Such movements tend to occur largely beneath awareness, while contributing to the spontaneous control of redundant degrees of freedom across the body in motion. We posit that the consequences of such unintended actions implicitly contribute to our autonomous sense of action ownership and agency. We question whether biorhythmic activities from these motions are separable from those which intentionally occur. Here we find that fluctuations in the biorhythmic activities of the nervous systems can unambiguously differentiate across levels of intent. More important yet, this differentiation is remarkable when we examine the fluctuations in biorhythmic activity from the autonomic nervous systems. We find that when the action is intended, the heart signal leads the body kinematics signals; but when the action segment spontaneously occurs without instructions, the heart signal lags the bodily kinematics signals.

Both syn- and anti-β-amino alcohols are common structural motifs in natural products, drug molecules, chiral ligands and catalysts. However, the currently available methods for synthesizing these motifs are limited to generate only one diastereoisomer. Therefore, development of a unified method for stereoselective access to complementary diastereomers would be highly desirable. Herein, we report a method for dual-metal-catalyzed diastereodivergent coupling of alkoxyallenes with aldimine esters. By carefully selecting the two metals and appropriate chiral ligands, we could synthesize both syn- and anti-β-amino alcohol motifs with high enantioselectivity and diastereoselectivity from the same set of starting materials. Furthermore, stereodivergent syntheses of all four stereoisomers of β-amino alcohols could be achieved. We demonstrated the synthetic utility of this method by concisely synthesizing two β-amino alcohol natural products, mycestericins F and G.
Adults with intellectual disabilities living in residential houses have a high prevalence of obesity which is related to poor dietary habits.

The aim of this study was to assess supporting staff`s thoughts and experiences on factors influencing their opportunities to promote a healthy diet in adults with intellectual disabilities.

13 supporting staff members were recruited from 11 different residential houses in a community. Concept Mapping methodology was used, including group interviews, sorting, rating statement and analysing the results.

Seven clusters most accurately captured the ideas of the supporting staff`. 'Attitudes', 'Facilitating a healthy diet', 'Practical cooking skills' and 'Applied dietary knowledge' were the four most important.

Multiple factors influence the opportunities of supporting staff to promote a healthy diet. A holistic approach addressing all relevant factors is necessary when developing interventions to address this complex issue in persons with intellectual disabilities.
Multiple factors influence the opportunities of supporting staff to promote a healthy diet. A holistic approach addressing all relevant factors is necessary when developing interventions to address this complex issue in persons with intellectual disabilities.A stable solid acid catalyst, SCPR140-1, was synthesized from chloromethyl polystyrene resin (CPR) and used for catalytic pretreatment of corncob in aqueous solution. Under the optimized pretreatment condition, 73.07 % of xylose was directly obtained, and the enzymatic digestibility of treated residue reached up to 94.65 %, indicating that the SCPR140-1 had high selectivity for xylose production and effectively deconstructed the structure of corncob. The -CH2 Cl group of CPR was substituted by -SO3 H through the sulfonation, and the -SO3 H was stably bound on the catalyst during the pretreatment process. Compared with other similar reports, the SCPR140-1 was not only synthesized through a simpler process but also had a more stable catalytic activity during multiple recycling runs.With a plethora of molecularly targeted agents under investigation in cancer, a clear need exists to understand which pathways can be targeted simultaneously with multiple agents to elicit a maximal killing effect on the tumour. Combination therapy provides the most promise in difficult to treat cancers such as pancreatic. Ref-1 is a multifunctional protein with a role in redox signalling that activates transcription factors such as NF-κB, AP-1, HIF-1α and STAT3. Formerly, we have demonstrated that dual targeting of Ref-1 (redox factor-1) and STAT3 is synergistic and decreases cell viability in pancreatic cancer cells. https://www.selleckchem.com/ Data presented here extensively expands upon this work and provides further insights into the relationship of STAT3 and Ref-1 in multiple cancer types. Using targeted small molecule inhibitors, Ref-1 redox signalling was blocked along with STAT3 activation, and tumour growth evaluated in the presence and absence of the relevant tumour microenvironment. Our study utilized qPCR, cytotoxicity and in vivo analysis of tumour and cancer-associated fibroblasts (CAF) response to determine the synergy of Ref-1 and STAT3 inhibitors. Overall, pancreatic tumours grown in the presence of CAFs were sensitized to the combination of STAT3 and Ref-1 inhibition in vivo. In vitro bladder and pancreatic cancer demonstrated the most synergistic responses. By disabling both of these important pathways, this combination therapy has the capacity to hinder crosstalk between the tumour and its microenvironment, leading to improved tumour response.
Low-back or leg pain in patients suffering from failed back surgery syndrome (FBSS) is often severe, having a major impact on functionality and quality of life. Despite conservative and surgical treatments, pain can be persistent. An alternative treatment option is epiduroscopy, a minimally invasive procedure based on mechanical adhesiolysis of epidural fibrosis. As epidural fibrosis is speculated to be a major contributor in the pathophysiologic process of FBSS, this review evaluates the effectiveness of epiduroscopy in FBSS patients.

A systematic literature search was performed in PubMed, Embase, and Cochrane databases. Critical appraisal was performed using validated tools. Meta-analysis was performed using generic inverse variance analysis.

From the 286 identified articles, nine studies were included. The visual analogue scale (VAS) average was 7.6 at baseline, 4.5 at 6, and 4.3 at 12months. The Oswestry Disability Index (ODI) average was 61.7% at baseline, 42.8% at 6, and 46.9% at 12months. An aver for individual patients with FBSS.Autophagy mediates the degradation of cytoplasmic material. Upon autophagy induction, autophagosomes form a sealed membrane around the cargo and fuse with the lytic compartment to release the cargo for degradation. In order to avoid premature fusion of immature autophagosomal membranes with the lytic compartment, this process needs to be tightly regulated. Several factors mediating autophagosome-vacuole fusion have recently been identified. In budding yeast, autophagosome-vacuole fusion requires the R-SNARE Ykt6 on the autophagosome, together with the three Q-SNAREs Vam3, Vam7, and Vti1 on the vacuole. However, how these SNAREs are regulated during the fusion process is poorly understood. In this study, we investigate the regulation of Ykt6. We found that Ykt6 is directly phosphorylated by Atg1 kinase, which keeps this SNARE in an inactive state. Ykt6 phosphorylation prevents SNARE bundling by disrupting its interaction with the vacuolar SNAREs Vam3 and Vti1, thereby preventing premature autophagosome-vacuole fusion.

A defining feature of eukaryotic cells is the presence of numerous membrane-bound organelles that subdivide the intracellular space into distinct compartments. How the eukaryotic cell acquired its internal complexity is still poorly understood. Material exchange among most organelles occurs via vesicles that bud off from a source and specifically fuse with a target compartment. Central players in the vesicle fusion process are the soluble N-ethylmaleimide-sensitive factor attachment protein receptor (SNARE) proteins. These small tail-anchored (TA) membrane proteins zipper into elongated four-helix bundles that pull membranes together. SNARE proteins are highly conserved among eukaryotes but are thought to be absent in prokaryotes. Here, we identified SNARE-like factors in the genomes of uncultured organisms of Asgard archaea of the Heimdallarchaeota clade, which are thought to be the closest living relatives of eukaryotes. Biochemical experiments show that the archaeal SNARE-like proteins can interact with eukaryotic SNARE proteins. We did not detect SNAREs in α-proteobacteria, the closest relatives of mitochondria, but identified several genes encoding for SNARE proteins in γ-proteobacteria of the order Legionellales, pathogens that live inside eukaryotic cells. Very probably, their SNAREs stem from lateral gene transfer from eukaryotes. Together, this suggests that the diverse set of eukaryotic SNAREs evolved from an archaeal precursor. However, whether Heimdallarchaeota actually have a simplified endomembrane system will only be seen when we succeed studying these organisms under the microscope.The context in which sudden fearful events occur can be poorly encoded into memory. Yet, the consequences of the resulting context-impoverished memories remain unknown. We demonstrate that restricting the time available for context encoding during contextual fear conditioning causes maladaptively overgeneralized and inextinguishable fear. However, post-conditioning context exposure enables further context encoding through hippocampal reconsolidation-dependent memory updating. Updating in the conditioning context alleviates overgeneralization and restores capacity for extinction. However, updating in a similar safe context erroneously shifts fear from the dangerous to the safe context. We argue that these phenomena can be explained by uncertainty about where events occurred. Moreover, we show that a hippocampal-neocortical neurocomputational model based on this assumption successfully simulates and explains our observations. These findings reveal that context-impoverished memories are maladaptive and can be improved or distorted after recall, with implications for basic memory theory, memory distortion, and treatment of disorders like post-traumatic stress disorder.Population density can modulate the developmental trajectory of Caenorhabditis elegans larvae by promoting entry into dauer diapause, which is characterized by metabolic and anatomical remodeling and stress resistance [1, 2]. Genetic analysis of dauer formation has identified the involvement of evolutionarily conserved endocrine signaling pathways, including the DAF-2/insulin-like receptor signaling pathway [3-7]. Chemical and metabolomic analysis of dauer-inducing pheromone has identified a family of small molecules, ascarosides, which act potently to communicate increased population density and promote dauer formation [1, 8-10]. Here, we show that adult animals respond to ascarosides produced under conditions of increased population density by increasing the duration of reproduction. We observe that the ascarosides that promote dauer entry of larvae also act on adult animals to attenuate expression of the insulin peptide INS-6 from the ASI chemosensory neurons, resulting in diminished neuroendocrine insulin signaling that extends the duration of reproduction. Genetic analysis of ins-6 and corresponding insulin-signaling pathway mutants showed that the effect of increased population density on reproductive span was mimicked by ins-6 loss of function that exerted effects on duration of reproduction through the canonical DAF-2-DAF-16 pathway. We further observed that the effect of population density on reproductive span acted through DAF-16-dependent and DAF-16-independent pathways upstream of DAF-12, paralleling in adults what has been observed for the dauer developmental decision of larvae. Our data suggest that, under conditions of increased population density, C. elegans animals prolong the duration of reproductive egg laying, which may enable the subsequent development of progeny under more favorable conditions.Our recent studies have shown the association of two novel viruses namely, ginger chlorotic fleck-associated virus 1 (GCFaV-1) and ginger chlorotic fleck-associated virus 2 (GCFaV-2) with chlorotic fleck disease of ginger. As ginger is propagated through vegetative means, the development of diagnostics would aid in the identification of virus-free plants. In the present study, reverse transcription loop-mediated isothermal amplification (RT-LAMP) and reverse transcription recombinase polymerase amplification (RT-RPA) assays were developed and validated for the quick detection of GCFaV-1 and GCFaV-2. The detection limits of viruses by these assays, when compared with conventional and real-time RT-PCR, showed that RT-LAMP was up to 1000 times more sensitive than conventional RT-PCR and one-hundredth that of real-time RT-PCR for both the viruses. The detection limit of RT-RPA for GCFaV-1 was up to 100 times more than that of RT-PCR and one-thousandth that of real-time RT-PCR. On the other hand, for detecting GCFaV-2, RT-RPA was found up to 1000 times more sensitive than conventional RT-PCR and one hundredth that of real-time RT-PCR. Based on the cost-effectiveness and duration, RT-LAMP and RT-RPA assays can be suggested for the rapid detection of both viruses.An approximate analytical solution to Johanson's rolling theory is derived.1 It is shown that the solution yields a single dimensionless parameter invariant in process scale-up or equipment transfer, which relates the densification factor with process parameters (roll force and gap), geometric parameters (roll diameter and width) and material properties. It is shown that, to a first approximation, the model prediction does not depend on the nip angle evading the need to powder rheometry measurements such as wall friction and internal shear angle. https://www.selleckchem.com/products/skf-34288-hydrochloride.html The model is benchmarked against data obtained from pilot-scale roller compactors from different manufacturers as well as literature data from Nesarikar.2 The model yields good ribbon density predictions even when calibrating material properties from uniaxial die compression.