EDIT

   $items['cdm_dataportal/specimen/accession_number'] = array(

  $items['cdm_dataportal/search/blast'] = array(

    'title' => 'Blast', // will be passed through t()

    'page callback' => 'cdm_dataportal_view_search_blast',

    'access arguments' => array('access cdm content'),

    'type' => MENU_LOCAL_TASK,

  );

            $nodes = cdm_dataportal_specimen_page_view($specimen_or_observation->uuid, $specimen_or_observation);

            return $nodes;

function cdm_dataportal_specimen_page_view($uuid, $specimenDTO = null) {

    if (isset($specimenDTO)){

        //$specimenpage = compose_specimen_array($specimenDTO);

        $dto_array = array($specimenDTO);

        $specimen_array = compose_specimen_array($dto_array);

        $specimen_table = array(

            '#theme' => 'table',

            '#weight' => 2,

            // prefix attributes and rows with '#' to let it pass toF the theme function,

            // otherwise it is handled as child render array

            '#attributes' => array('class' => 'specimens'),

            '#rows' => array(),

            '#prefix' => '<div id="specimens">',

            '#suffix' => '</div>',

        );

        foreach($specimen_array as $value){

            $renderArray = array(

                '#theme' => 'item_list',

                '#items' => array($value),

                '#type' => 'ul');

            $output = drupal_render($renderArray);

//            $specimen_table['#rows'][] = array(

//                // An array of table rows. collabsible row

//                'data' => "",

//                'class' => array('expand_column')

//            );

            $specimen_table['#rows'][] = array(

                // An array of table rows. Every row is an array of cells, or an associative array

                'data' => array($output),

                'class' =>  array(

                    'descriptionElement',

                    'descriptionElement_IndividualsAssociation'

                ),

            );

        }

        $specimenpage = new stdClass();

        $specimenpage->title = theme('theme_cdm_specimen_dto_page_title', array(

            'specimen' => $specimenDTO

        ));

        $render_array['markup'] = $specimen_table;

//        $render_array['specimens'] = array(

//            '#prefix' => '<div id="specimens" class="page-part">' . ($page_part == 'all' ? '<h2>' . t(cdm_taxonpage_tab_label('Specimens')) . '</h2>' : ''),

//            'content' => $specimen_table, // returns render array

//            '#suffix' => '</div>',

//        );

        $specimenpage->content = drupal_render($render_array);

    }else{

        $specimenpage = cdm_dataportal_specimen_view($uuid);

    }

                                //$taxon_html = render_taxon_or_name($taxon_name, $name_link);

                                $taxon_html = l($taxon_name->titleCache, $name_link, array('attributes' => array('target' => '_blank')));

//    })

  define('CDM_SEARCH_BLAST_SERVICE_URI', 'http://130.133.70.28:9001/api/sequence');