32 research outputs found

    Activating \u3ci\u3eActavis\u3c/i\u3e

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    In Federal Trade Commission v. Actavis, Inc., the Supreme Court provided fundamental guidance about how courts should handle antitrust challenges to reverse payment patent settlements. The Court came down strongly in favor of an antitrust solution to the problem, concluding that “an antitrust action is likely to prove more feasible administratively than the Eleventh Circuit believed.” At the same time, Justice Breyer’s majority opinion acknowledged that the Court did not answer every relevant question. The opinion closed by “leav[ing] to the lower courts the structuring of the present rule-of-reason antitrust litigation.”This article is an effort to help courts and counsel fill in the gaps. We identify and operationalize the essential features of the Court’s analysis. We describe the elements of a plaintiff’s affirmative case, justifications that are ruled out by the Court\u27s logic, and a test for viable justifications. For private cases, we outline an appropriate procedure for evaluating damages and suggest specific jury instructions

    The \u3ci\u3eActavis\u3c/i\u3e Inference: Theory and Practice

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    In FTC v. Actavis, Inc., the Supreme Court considered reverse payment settlements of patent infringement litigation. In such a settlement, a patentee pays the alleged infringer to settle, and the alleged infringer agrees not to enter the market for a period of time. The Court held that a reverse payment settlement violates antitrust law if the patentee is paying to avoid competition. The core insight of Actavis is the Actavis Inference: a large and otherwise unexplained payment, combined with delayed entry, supports a reasonable inference of harm to consumers from lessened competition.This paper is an effort to assist courts and counsel in implementing the Actavis Inference. First, we evaluate a variety of fact patterns that have arisen in the district courts since Actavis, including payment that takes a form other than cash. For example, a branded drug maker may promise not to offer an authorized generic drug. As we explain, under Actavis, such agreements are especially likely to violate antitrust law. We also consider how much detail a plaintiff must offer in its initial complaint to comply with federal pleading requirements.Second, we demonstrate that the Actavis Inference fully applies when multiple generic firms, rather than just one, threaten to enter the market. Our economic model shows that the Actavis Inference becomes stronger and more important in the presence of multiple generic firms. Our analysis demonstrates that the contrary conclusions reached in a recent paper by Bruce Kobayashi, Joshua Wright, Douglas Ginsburg, and Joanna Tsai (KWGT) are incorrect, inconsistent with KWGT’s own analysis, or irrelevant to a faithful implementation of Actavis.Third, we clarify the reasons not to litigate the patent in the antitrust case. Thanks to the Actavis Inference, a trial court need not determine patent validity or infringement in order to assess the legality of the settlement. The antitrust question depends upon the ex ante prospects in patent litigation and not ex post litigation of the patent by a patent court or by the antitrust court considering the settlement. Litigating the patent is thus of limited probative value and not dispositive regarding a potential antitrust violation

    Endochin-Like Quinolones Exhibit Promising Efficacy Against Neospora Caninum in vitro and in Experimentally Infected Pregnant Mice

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    We report on the efficacy of selected endochin-like quinolones (ELQs) against N. caninum tachyzoites grown in human foreskin fibroblasts (HFF), and in a pregnant BALB/c mouse model. Fourteen ELQs were screened against transgenic N. caninum tachyzoites expressing β-galactosidase (Nc-βgal). Drugs were added concomitantly to infection and the values for 50% proliferation inhibition (IC50) were determined after 3 days. Three compounds exhibited IC50 values below 0.1 nM, 3 ELQs had IC50s between 0.1 and 1 nM, for 7 compounds values between 1 and 10 nM were noted, and one compound had an IC50 of 22.4 nM. Two compounds, namely ELQ-316 and its prodrug ELQ-334 with IC50s of 0.66 and 3.33 nM, respectively, were previously shown to display promising activities against experimental toxoplasmosis and babesiosis caused by Babesia microti in mice, and were thus further studied. They were assessed in long-term treatment assays by exposure of infected HFF to ELQs at 0.5 μM concentration, starting 3 h after infection and lasting for up to 17 days followed by release of drug pressure. Results showed that the compounds substantially delayed parasite proliferation, but did not exert parasiticidal activities. TEM of drug treated parasites detected distinct alterations within the parasite mitochondria, but not in other parasite organelles. Assessment of safety of ELQ-334 in the pregnant mouse model showed that the compound did not interfere in fertility or pregnancy outcome. In N. caninum infected pregnant mice treated with ELQ-334 at 10 mg/kg/day for 5 days, neonatal mortality (within 2 days post partum) was found in 7 of 44 pups (15.9%), but no postnatal mortality was noted, and vertical transmission was reduced by 49% compared to the placebo group, which exhibited 100% vertical transmission, neonatal mortality in 15 of 34 pups (44%), and postnatal mortality for 18 of the residual 19 pups during the 4 weeks follow-up. These findings encourage more research on the use of ELQs for therapeutic options against N. caninum infection

    NACHOS, a CubeSat-Based High-Resolution UV-Visible Hyperspectral Imager for Remote Sensing of Trace Gases: System Overview, Science Objectives, and Preliminary Results

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    The Nano-satellite Atmospheric Chemistry Hyperspectral Observation System (NACHOS) is a high-throughput (f/2.9), high spectral resolution (1.3 nm optical, 0.57 nm sampling) hyperspectral imager covering the 300-500 nm spectral region with 350 spectral bands. The combined 1.5U instrument payload and 1.5U spacecraft bus comprise a 3U CubeSat. Spectroscopically similar to NASA’s Ozone Monitoring Instrument (OMI), which provides wide-field coverage at ~20 km spatial resolution, NACHOS offers complementary targeted measurements at far higher spatial resolution of ~0.4 km/pixel from 500 km altitude over its 15 ̊ across-track field of view. NACHOS incorporates highly streamlined onboard gas-retrieval algorithms, alleviating the need to routinely downlink massive hyperspectral data cubes. This paper discusses the instrument design, requirements leading to it, preliminary results, and science goals, including monitoring NO2 as a proxy for anthropogenic greenhouse gases, low-level degassing of SO2 and halogen oxides at pre-eruptive volcanoes, and formaldehyde from wildfires. Aiming for an eventual many-satellite constellation providing both high spatial resolution and frequent target revisits, the current NACHOS project is launching two CubeSats, the first already launched to the International Space Station aboard the NG-17 Cygnus vehicle on February 19, 2022 and awaiting deployment to its final orbit in June, and the second launching June 29, 2022

    Activating \u3ci\u3eActavis\u3c/i\u3e

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    In Federal Trade Commission v. Actavis, Inc., the Supreme Court provided fundamental guidance about how courts should handle antitrust challenges to reverse payment patent settlements. The Court came down strongly in favor of an antitrust solution to the problem, concluding that “an antitrust action is likely to prove more feasible administratively than the Eleventh Circuit believed.” At the same time, Justice Breyer’s majority opinion acknowledged that the Court did not answer every relevant question. The opinion closed by “leav[ing] to the lower courts the structuring of the present rule-of-reason antitrust litigation.”This article is an effort to help courts and counsel fill in the gaps. We identify and operationalize the essential features of the Court’s analysis. We describe the elements of a plaintiff’s affirmative case, justifications that are ruled out by the Court\u27s logic, and a test for viable justifications. For private cases, we outline an appropriate procedure for evaluating damages and suggest specific jury instructions

    \u3ci\u3eActavis\u3c/i\u3e and Error Costs: A Reply to Critics

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    The Supreme Court’s opinion in Federal Trade Commission v. Actavis, Inc. provided fundamental guidance about how courts should handle antitrust challenges to reverse payment patent settlements. In our previous article, Activating Actavis, we identified and operationalized the essential features of the Court’s analysis. Our analysis has been challenged by four economists, who argue that our approach might condemn procompetitive settlements.As we explain in this reply, such settlements are feasible, however, only under special circumstances. Moreover, even where feasible, the parties would not actually choose such a settlement in equilibrium. These considerations, and others discussed in the reply, serve to confirm the wisdom of the Actavis inference, in which the observation of a large reverse payment serves as a “surrogate” for patent-case weakness and therefore for lost competition

    Actavis and Error Costs

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    Activities of Endochin-Like Quinolones Against in vitro Cultured Besnoitia besnoiti Tachyzoites.

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    Endochin-like quinolones (ELQs) potently inhibit the proliferation of Plasmodium, Toxoplasma, Neospora, and Babesia by targeting the cytochrome b Qo and Qi sites and interfering with oxidative phosphorylation and pyrimidine biosynthesis. The activities of 14 different ELQs were assessed against B. besnoiti tachyzoites grown in human foreskin fibroblasts (HFF) by quantitative real time PCR. The values for 50% proliferation inhibition (IC50) of five ELQs were determined in a 3-days growth assay after an initial screen of 12 ELQs at 0.01, 0.1, and 1 ÎĽM. The IC50s of ELQ-121, -136, and -316 were 0.49, 2.36, and 7.97 nM, respectively. The IC50s of ELQs tested against B. besnoiti were higher than IC50s previously observed for P. falciparum and T. gondii. However, the B. besnoiti cytochrome b sequence and the predicted Qo and Qi ELQ binding sites in the Toxoplasma, Neospora, and Besnoitia cytochrome b are virtually identical, suggesting that the differences in ELQ susceptibility are not due to variations in the substrate binding sites. TEM of ELQ-treated parasites primarily demonstrated alterations within the parasite mitochondrion, profound thickening of the nuclear membrane, as well as increased vacuolization within the tachyzoite cytoplasm. Long-term treatment assays of intracellular B. besnoiti with ELQs for up to 20 days followed by the release of drug pressure caused a substantial delay in parasite growth and proliferation while ELQs were present, but parasite proliferation resumed days after ELQs were removed. Interestingly, structural alterations persisted after ELQ removal and parasite proliferation was slowed. These findings provide a basis for further in vivo studies of ELQs as therapeutic options against B. besnoiti infection
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