Positron, through its wholly owned subsidiary, Manhattan Isotope Technology (MIT), has executed a memorandum of understanding with the Institute of Nuclear Research (INR) of Troitsk, Russia. MIT and INR will collaborate on strontium-82 production beginning with a pharmaceutical ingredient validation exercise in 2012.

Milwaukee-based Herzing University has acquired the Medical Technology Management Institute, which provides continuing education for radiologic technologists and diagnostic medical physicists.

Positron has acquired all of the assets and business operations and retained all employees of Manhattan Isotope Technology (MIT). In exchange, MIT will receive cash advances, assumption of certain indebtedness and earn-out consideration of $3.5 million, based on 20 percent of the net income from sales relating to radioisotope and radiopharmaceutical operations of MIT.

SK Capital Partners, a New York City-based private investment firm, has signed a definitive agreement to create IBA Molecular Imaging, a jointly-owned new company derived from the radiopharmaceutical division of IBA (Ion Beam Applications).

Centric Health has terminated its agreement to acquire Medical Imaging Centre.

In a transaction completed Nov. 7, PerkinElmer purchased Caliper Life Sciences for about $600 million in cash. The Hopkinton, Mass.-based imaging and detection solutions provider will operate within PerkinElmer’s newly formed Life Sciences & Technology Business entity.

Advanced Medical Isotope Corporation (AMIC), a developer and distributor of medical isotopes, has engaged the Moscow-based Global TechInnovations for assistance in acquiring a Russian company that specializes in the production and sales of radioactive isotopes used for medical diagnostic and therapeutic uses.

Areva's nuclear medicine subsidiary, Areva Med, has acquired Macrocyclics for an undisclosed sum.

Elekta, a Stockholm-based maker of equipment and software used in radiation oncology and neurosurgery, has divested its Anatomic Pathology Information System business to U.S.-based Sunquest Information Systems for $32.8 million.

Varian Medical Systems has signed a definitive agreement with Calypso Medical Technologies under which Varian will acquire Calypso.

Centric Health has entered into an agreement to acquire Medical Imaging Centres and certain business assets of Rads 24/7 Teleradiology Consultants for up to $36.2 million.

PerkinElmer has signed a definitive agreement to acquire Caliper Life Sciences of Hopkinton, Mass., for approximately $600 million.

Sectra has completed its mammography-modality deal with Royal Philips Electronics.

Devicor Medical Products, a private equity firm and a GTCR company, has completed its previously annouced acquisition of the neoprobe gamma detection system products and related assets from Neoprobe of Dublin, Ohio.

Merge Healthcare has acquired Ophthalmic Imaging Systems (OIS), completing a previously announced $30 million deal.

Eckert & Ziegler, a German-based isotope company, has acquired the radiopharmaceutical equipment business of Washington, D.C.-based Bioscan.

Luminex Corporation has signed a definitive agreement to acquire privately-held EraGen Biosciences.

Ion Beam Applications (IBA) has taken a minority stake acquisition in PET Net and PET Net Solutions, providers of PET radiopharmaceuticals to nuclear medicine facilities throughout Germany.

Eisai’s U.S. subsidiary Morphotek has acquired certain assets relating to a proprietary tumor targeting platform from TransMolecular.

Eckert & Ziegler of Berlin has submitted a non-binding proposal to the board of directors of the Buford, Ga.-based Theragenics to acquire, either directly or through IBt Bebig, all the outstanding shares of Theragenics for $2.20 per share, in cash. However, Theragenics has been unwilling to engage in takeover discussions, according to Eckert & Ziegler.